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621B TRACTOR 45P00001-02711 (MACHINE) BASIC ENGINE Caterpillar SIS



WHEEL TRACTOR 621B WHEEL TRACTOR 45P
 621B TRACTOR 45P00001-02711 (MACHINE) UEG0807S 621B 45P   (1973)

Parts group 621B:

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BASIC ENGINE
BELT TIGHTENER GP
BELT TIGHTENER GP
4N-2713 BELT TIGHTENER GP
4N2713 FAN TIGHTENER GROUP--(Belt)
Serial No. 45P1512 to 45P1514 and 45P1516-Up
See 3406 Vehicular Engine book for Belt Tightener parts prior to above serial numbers
DRIVE GP-FAN
DRIVE GP-FAN
4N-2287 DRIVE GP-FAN
4N2287 FAN DRIVE GROUP
Serial No. 45P1512 to 45P1514 and 45P1516-Up
See 3406 Vehicular Engine Book for Fan Drive parts
prior to above serial numbers
MOUNTING GP-ENGINE
SUPPORT GP-ENGINE
4N-2748 SUPPORT GP-ENGINE
4N2748 ENGINE SUPPORT GROUP
Serial No. 45P1 to 45P1168 inclusive
SUPPORT GP-ENGINE
4N-2748 SUPPORT GP-ENGINE
4N2748 ENGINE SUPPORT GROUP
Serial No. 45P1169-Up
PAN GP-OIL
GUARD GP-CRANKCASE
8D-7170 GUARD GP-CRANKCASE
8D7170 CRANKCASE GUARD GROUP
Serial No. 45P1 to 45P1573 and 45P1578 inclusive
GUARD GP-CRANKCASE
8D-7170 GUARD GP-CRANKCASE
8D7170 CRANKCASE GUARD GROUP
Serial No. 45P1574 to 1577, 1579 to 1841, 1843, 1846 to 1853, 1858 to 1861, 1866, 1870
to 1872, 1874, 1876, 1877, 1879, 1881, 1882, 1884, 1886, 1888, 1891, 1893 to 1895,
1897, 1903, 1912, 1913, 1915, 1925, 1926, 1936, 1940, 1942, 1949, 1965 & 45P1978
to 45P1980 inclusive
GUARD GP-CRANKCASE
8D-7170 GUARD GP-CRANKCASE
8D7170 CRANKCASE GUARD GROUP
Serial No. 45P1842, 1844, 1845, 1854 to 1857, 1862 to 1865, 1867 to 1869, 1873,
1875, 1878, 1880, 1883, 1885, 1887, 1889, 1890, 1892, 1896, 1898 to 1902, 1904 to 1911,
1914, 1916 to 1924, 1927 to 1935, 1937 to 1939, 1941, 1943 to 1948, 1950 to 1964, 1966
to 1977 and 45P1981-Up
PULLEY GP
PULLEY GP-AUXILIARY DRIVE
6N-8344 PULLEY GP-AUXILIARY DRIVE
6N8344 AUXILIARY DRIVE PULLEY GROUP
Serial No. 45P1512 to 45P1514 and 45P1516-Up
See 3406 Vehicular Engine book for Drive Pulley parts prior to above serial number

Information:

(For parts list, see above)

General Service Information
Tu-Flo 300 Compressor
AIR COMPRESSORS TU-FLO 300, 400, 500, 501, 600, 700 & 1000 C
Tu-Flo 400, 500, 1000 Compressors
AIR COMPRESSORS TU-FLO 300, 400, 500, 501, 600, 700 & 1000 C
Tu-Flo 501 Compressor
AIR COMPRESSORS TU-FLO 300, 400, 500, 501, 600, 700 & 1000 C
Tu-Flo 600 Compressor
AIR COMPRESSORS TU-FLO 300, 400, 500, 501, 600, 700 & 1000 C
Tu-Flo 700 Compressor
AIR COMPRESSORS TU-FLO 300, 400, 500, 501, 600, 700 & 1000 C
EL-740 Air Compressor
MIDLAND AIR COMPRESSORS
EL-1300/EL-1600 Air Compressors
MIDLAND AIR COMPRESSORS
Truck Engine News
A New Special Instruction , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500}
2002/09/01
Special Instruction
Air Compressor Installation Instructions{1803}
Air Compressor Installation Instructions{1803}
Troubleshooting Compressed Air System Components and Performance{1803, 5500}
Troubleshooting Compressed Air System Components and Performance{1803, 5500}
Specifications
Air Compressor Drive
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Air Compressor Governor
621B, 623B & 627B WHEEL TRACTOR-SCRAPERS AIR SYSTEM AND BRAK
Disassembly and Assembly
Air Compressor Governor
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Air Compressor
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Air Compressor - Remove and Install - If Equipped
C15 and C18 Engines for Caterpillar Built Machines
Air Compressor Drive Gear - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
Air Dryer Available As Attachment{1065,4250}
1977/04/25
Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21
A New Special Instruction, REHS1428 , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500}
2002/09/23
A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803}
2004/11/15
Specifications
Belt Tension Chart
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Belt Tighteners
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Belt Tension Chart
3406C Engines for Caterpillar Built Machines
Belt Tensioner - Belt Tensioner Without Spring Tensioner
3406C Engines for Caterpillar Built Machines
Belt Tensioner - Belt Tensioner With Spring Tensioner
3406C Engines for Caterpillar Built Machines
Service Magazine
Bearing Repair Kit Available For Fan Belt Tightener{1358}
1983/12/12
New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04
Stronger Water Pump Cover Used{1361,1358}
1985/08/19
New Spring Used In Belt Tightener And/Or Fan Drive Groups{1358,1359}
1978/01/30
Information that Improves the Service Life of the Remanufactured Air Conditioning Compressor {1357, 1358, 1397, 1802, 1805, 1809, 7320, 7342, 7343}
2008/03/10
Specifications
Compression Brake - If Equipped
3406C Engines for Caterpillar Built Machines
Systems Operation
Compression Brake
3406E and 3456 Engines for Caterpillar Built Machines
Testing and Adjusting
Control Valve (Compression Brake) - Test
3406E and 3456 Engines for Caterpillar Built Machines
Solenoid Valve (Compression Brake) - Test
3406E and 3456 Engines for Caterpillar Built Machines
Slave Piston Lash - Adjust
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Compression Brake - Remove - If Equipped
3406E and 3456 Engines for Caterpillar Built Machines
Compression Brake - Install - If Equipped
3406E and 3456 Engines for Caterpillar Built Machines
Compression Brake - Disassemble - If Equipped
3406E and 3456 Engines for Caterpillar Built Machines
Compression Brake - Assemble - If Equipped
3406E and 3456 Engines for Caterpillar Built Machines
Service Magazine
New Valve Lifter Improves Oil Flow To Top Of Engine{1112,1119}
1990/04/02
Special Instruction
Procedure to Torque the Camshaft Gear{1210, 1212}
Procedure to Torque the Camshaft Gear{1210, 1212}
Specifications
Camshaft
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Camshaft
3406C Engines for Caterpillar Built Machines
Camshaft Bearings
3406C Engines for Caterpillar Built Machines
Reuse And Salvage Guidelines
Reuse and Salvage for Camshafts {1210, 1210}
Reuse and Salvage for Camshafts {1210, 1210}
Testing and Adjusting
Excessive Bearing Wear - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Camshaft
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Camshaft Bearings
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Camshaft - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft - Install
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Gear - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Gear - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
C15 and C18 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
C15 and C18 Engines for Caterpillar Built Machines
Camshaft - Remove
C15 and C18 Engines for Caterpillar Built Machines
Camshaft - Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
6V4869 Adapter And 6V6174 Plug Can Be Used To Install Camshaft Bearings{1211,0621}
1982/11/22
Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30
New 8T2998 Lubricant Available{0645,1210}
1986/02/17
Same Valve Camshaft Assembly Used On Direct Injection Engines Now Used On Engines That Have Precombustion Chambers{1210}
1977/01/24
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16
Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11
New Valve Lifter Improves Oil Flow To Top Of Engine{1112,1119}
1990/04/02
Remanufactured Camshafts And Cam Kits Available For Parts Service{1210,1211,1212}
1990/12/17
Be Sure To Use Correct Camshaft Idler Gear Shaft And Bolts{1206}
1994/03/07
New Valve Lifter Assembly Provides Improved Lubrication Of Lifter Roller And Camshaft Lobes{1209,1210}
1994/06/20
New Service Repair Camshaft Idler Gear Shaft Available For Use With Cylinder Blocks With Damaged Pilot Bore{1206,1212,1237}
1995/08/21
Procedure to Torque the Camshaft Gear {1206, 1210}
2007/02/05
A New Improved Cam Gear Is Now Available for the Engines of Certain Machines {1212}
2013/06/19
Cat<SUP>&reg;</SUP> Reman Has Added Valve Actuators, Valve Lifters, Rocker Arms, and Camshafts for Certain Machine Engines {1121, 1130, 1209, 1210}
2014/09/05
Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254}
1979/09/03
Truck Engine News
New Front Crankshaft Seals and New Rear Crankshaft Seals are Now in Production {1160, 1161}
2003/05/01
Engine News
New Front Crankshaft Seals and New Rear Crankshaft Seals are Now in Production {1160, 1161}
2003/05/01
Special Instruction
Installation Of 2G4553 Thrust Plate{4201, 4209}
Installation Of 2G4553 Thrust Plate{4201, 4209}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Special Handling Information For Installation Of 2W1733 Or 2W1734 Crankshaft Seal Group{1160, 1161, 1202}
Special Handling Information For Installation Of 2W1733 Or 2W1734 Crankshaft Seal Group{1160, 1161, 1202}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Inspection and/or Repair Procedure to Replace Broken Crankshafts in C-15, C-16, C15, 3406C, 3406E, and 3456 Engines{1202}
Inspection and/or Repair Procedure to Replace Broken Crankshafts in C-15, C-16, C15, 3406C, 3406E, and 3456 Engines{1202}
Specifications
Crankshaft (Earlier)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Crankshaft (Later)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Connecting Rod Bearing Journal
3406C Engines for Caterpillar Built Machines
Main Bearing Journal
3406C Engines for Caterpillar Built Machines
Crankshaft
3406C Engines for Caterpillar Built Machines
Tool Operating Manual
362-4250 Deck Height Measuring Tool{1201}
362-4250 Deck Height Measuring Tool{1201}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
Reuse And Salvage Guidelines
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Reuse and Salvage for Crankshafts {0674, 1202}
Reuse and Salvage for Crankshafts {0674, 1202}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}
Testing and Adjusting
Excessive Bearing Wear - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Main Bearings - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Crankshaft Main Bearings
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Pulley And Vibration Damper
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Front Seal
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Front Seal Wear Sleeve
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Rear Seal
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Rear Seal Wear Sleeve
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Bearing Clearance - Check
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft Front Seal - Install
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Front Seal - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft - Install
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Install
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Install
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Install
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft Front Seal - Remove
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft Front Seal - Install
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft - Remove
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft - Install
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Remove
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
6V2086 And 6V2087 Seal And Wear Sleeve Installers Available{0622,1160,1161}
1980/09/01
New Connecting Rod And Main Bearings Have A Thicker Coating (Layer) Of Lead-Tin Overlay{1230,1219,1203}
1981/01/19
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22
Use Correct Part Numbers For Main And Connecting Rod Bearings{1230,1203,1219}
1982/04/12
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161}
1982/11/01
New Connecting Rod Bearings Used{1219,1230}
1983/04/04
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16
Reuse Of Engine Bearings{1230}
1983/05/16
New Connecting Rod And Main Bearings Used{1203,1219,1226,1227,1230}
1983/10/10
Crankshaft Failures{1202,1230}
1983/11/21
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202}
1983/11/21
Install Crankshaft Thrust Bearings Correctly To Avoid Damage{1202,1203}
1985/02/11
New Crankshaft Seal Groups Used On More 3400 Series Engines{1160,1161}
1985/03/11
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29
Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18
Crankshaft Seal Usage On 3400 Series Engines{1160,1161}
1985/12/16
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
Improved Main And Connecting Rod Bearings Have Aluminum Alloy With More Strength{1230}
1977/01/17
Tools To Remove Wear Sleeves From Crankshafts{0621,7558}
1977/04/18
Tools To Install Crankshaft Seal And Wear Sleeve{1160,1161,0622}
1977/07/11
Installation Procedure For Crankshaft Wear Sleeves Changed{1202,1160,1161}
1977/09/05
Replacement Bearings Have Aluminum Alloy With More Strength{1203,1213,1230}
1977/10/24
Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts{1205}
1977/10/31
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/11/07
Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26
Mid-Life Bearing Maintenance Recommendations {1203}
1987/09/14
Replacement Seals And Wear Sleeves Now Available As A Crankshaft Seal Kit{1202,1160,1161}
1978/02/27
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
New Design Thrust Plate Used In Crankshaft Group{1201,1202,1203}
1979/08/27
New Bronze Thrust Plate Used On Center Main Bearing Of Crankshaft Groups{1203}
1990/12/17
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts{1202}
1991/01/07
New Crankshaft Seal Groups Provide Increased Protection From Dirt And Dust{1160,1161}
1991/07/08
Oil Holes In Crankshaft Main And Rod Journals{1202}
1992/11/09
Damper Requirements For Remanufactured Short Blocks{1205}
1993/08/16
New Engine Crankshaft Rubber Damper Assembly Uses Improved Rubber Material{1205}
1994/10/03
Wear Sleeve Removal Tooling May &quot;Mark&quot; The Crankshaft{1202,1161}
1995/08/14
Recommendations For Inspection And Replacement Of Rubber and Viscous Crankshaft Dampers{1205}
1995/08/21
Points To Remember When Replacing A Viscous Crankshaft Damper Assembly With A Rubber Crankshaft Damper Assembly {1205}
1997/01/27
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160}
2011/09/20
New Front Crankshaft Seals and New Rear Crankshaft Seals are Now in Production {1160, 1161}
2006/06/26
A New Type of Main Bearing is Available {1202, 1203}
2008/07/14
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16
Use Reuse and Salvage Guidelines for Measurements of Crankshafts {1202}
2006/10/09
Procedure for Crankshafts that will not Rotate after Installation during a Rebuild {1000, 1202}
2008/09/08
Truck Engine News
The Cylinder Liners Have a New Appearance {1216}
2005/03/01
The Primer Color Has Changed for All C15 and C18 Truck Engine Blocks {1201, 7559}
2012/12/21
Engine News
The Primer Color Has Changed for All C15 and C18 Commercial Engine Blocks {1201, 7559}
2012/12/21
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
Special Instruction
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}
INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216}
Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Cylinder Block Cleaning Procedure{1201}
Cylinder Block Cleaning Procedure{1201}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Installation Instructions For The 160-9874 Gasket Kit {1213, 7555}
Installation Instructions For The 160-9874 Gasket Kit {1213, 7555}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Using the <NOBR> 6V-7840</NOBR> Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Visual Inspection of Liner Seats for 3400, C15, C16, and C18 Series Engines{1200}
Visual Inspection of Liner Seats for 3400, C15, C16, and C18 Series Engines{1200}
Service Letter-NACD
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Australia
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-CFEL
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-CSARL
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Americas
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Brazil
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Truck/Ag/Marine
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Technical Information Bulletin
0R-3711, 0R-3714, 0R-3751, 0R-3752 Remanufactured Long Blocks
0R-3711, 0R-3714, 0R-3751, 0R-3752 Remanufactured Long Blocks
Specifications
Cylinder Block
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Idler Gear Shaft Pilot Bore
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Liners
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Liner Projection
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Bearings For Connecting Rods And Mains
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Main Bearing Journal
3406C Engines for Caterpillar Built Machines
Cylinder Liner Projection
3406C Engines for Caterpillar Built Machines
Cylinder Liner
3406C Engines for Caterpillar Built Machines
Cylinder Block
3406C Engines for Caterpillar Built Machines
Cylinder Block Cover Group - If Equipped
3406C Engines for Caterpillar Built Machines
Tool Operating Manual
9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201}
9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201}
362-4250 Deck Height Measuring Tool{1201}
362-4250 Deck Height Measuring Tool{1201}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Service Letter-China
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Asia
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Reuse And Salvage Guidelines
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Reuse and Salvage for 3114, 3116, and 3126 Engine Series Cylinder Blocks {1201}
Reuse and Salvage for 3114, 3116, and 3126 Engine Series Cylinder Blocks {1201}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}
Using the <NOBR> 6V-7840</NOBR> Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Cylinder Block Salvage Procedure Using Belzona&reg; 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}
Cylinder Block Salvage Procedure Using Belzona® 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}
Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}
Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}
Service Letter-APD
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Testing and Adjusting
Cylinder Block - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Excessive Bearing Wear - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Main Bearings - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Cylinder Liner Projection - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Crankshaft Main Bearings
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Spacer Plate
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Cylinder Liners
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Flywheel Housing
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Camshaft Bearings
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Bearing Clearance - Check
C15 and C18 Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Cylinder Liner - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Piston Cooling Jets - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
3406E and 3456 Engines for Caterpillar Built Machines
Cylinder Liner - Install
3406E and 3456 Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Install
3406E and 3456 Engines for Caterpillar Built Machines
Piston Cooling Jets - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Cylinder Liner - Install
C15 and C18 Engines for Caterpillar Built Machines
Cylinder Liner - Remove
C15 and C18 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
C15 and C18 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Remanufactured Short Blocks Are Available For Repairs Of Early 3406 Engines{1201,1101,1102}
1980/03/31
New Connecting Rod And Main Bearings Have A Thicker Coating (Layer) Of Lead-Tin Overlay{1230,1219,1203}
1981/01/19
Remove Piston Cooling Tubes Before Removal Of Pistons And Connecting Rods{1214,1218,1201,1225,1307}
1981/07/13
New Cylinder Liners And O-Ring Seals Give Longer Seal Life{1216,1201,1213,1227}
1981/12/14
Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216}
1981/12/21
Use Correct Part Numbers For Main And Connecting Rod Bearings{1230,1203,1219}
1982/04/12
Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621}
1982/05/03
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
6V4869 Adapter And 6V6174 Plug Can Be Used To Install Camshaft Bearings{1211,0621}
1982/11/22
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216}
1982/11/29
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1982/12/20
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16
Reuse Of Engine Bearings{1230}
1983/05/16
New Liner Seat Insert Available{1217}
1983/08/15
New Connecting Rod And Main Bearings Used{1203,1219,1226,1227,1230}
1983/10/10
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1984/04/23
Salvaging Cylinder Block Top Decks After Liner Seat Erosion{1201,1216,1217}
1984/06/04
New Cylinder Block Groups Used{1201}
1984/10/01
Install Crankshaft Thrust Bearings Correctly To Avoid Damage{1202,1203}
1985/02/11
Use Care When Handling Water Seals For Cylinder Head Spacer Plates{1115}
1985/07/15
New Cylinder Liner Available{1201}
1986/02/10
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27
New Cylinder Liners{1216}
1977/01/24
Modification To Holder To Machine Counterbore On Cylinder Block{0664,1201}
1977/02/28
Clean Bolt Holes In Cylinder Block Before Cylinder Heads Are Installed{1101,1201}
1977/08/08
Replacement Bearings Have Aluminum Alloy With More Strength{1203,1213,1230}
1977/10/24
Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26
Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350}
1987/07/20
Recommendations For Preventing Cooling System Damage {1201}
1987/08/31
Mid-Life Bearing Maintenance Recommendations {1203}
1987/09/14
5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster{0621,1216}
1978/01/09
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
New Information On Reusable Cylinder Liners{1216}
1978/06/19
New One-Piece Flywheel Housing Gasket{1157,1201}
1978/07/03
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
Head Bolt Holes In Cylinder Blocks Can Be Repaired{1201,1101}
1988/10/24
New Liner Seat Insert Available{1201,1216,1217}
1988/11/14
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
New Design Thrust Plate Used In Crankshaft Group{1201,1202,1203}
1979/08/27
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
Improved Head Gasket Used; Summary Of Earlier Gaskets And Service Tips{1124,1216,1221}
1989/08/21
Service Tips For Piston Cooling Jets (Tubes){1331}
1990/11/26
Remanufactured Camshafts And Cam Kits Available For Parts Service{1210,1211,1212}
1990/12/17
New Bronze Thrust Plate Used On Center Main Bearing Of Crankshaft Groups{1203}
1990/12/17
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts{1202}
1991/01/07
Procedure To Retain Oil Pump When Pump Mounting Pad On Cylinder Block Is Broken{1201,1304}
1991/05/20
Thinner Spacer Plates Available For Parts Service{1221}
1992/06/29
Be Sure The Fuel Injection Pump Housing Is Compatible With 0R0715 And 0R2545 Remanufactured Short Blocks{1201,1253}
1992/08/31
New Liner Seat Inserts Available{1217}
1992/11/09
Cylinder Pack Puller Groups Improved {0705,1239}
1993/01/18
Damper Requirements For Remanufactured Short Blocks{1205}
1993/08/16
Additional Parts Required For Remanufactured Short Block{1200}
1993/09/27
New Cylinder Head Gasket, Spacer Plate And Head Bolts Used; New Cylinder Liner Projection Measurement Method; New Cylinder Head Torque Sequence; Improved Coolant Flow (Cylinder Heads) {1124,1221,1216,1101}
1994/07/04
Be Sure Correct Piston Cooling Jets Are Installed{1331}
1994/11/28
New Service Repair Camshaft Idler Gear Shaft Available For Use With Cylinder Blocks With Damaged Pilot Bore{1206,1212,1237}
1995/08/21
Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25
Damaged Lifter Bores In 3400 Series Engines Can Be Used Again {1201}
2005/01/24
The Cylinder Liners Have a New Appearance {1216}
2005/03/14
Cylinder Pack Upgrade Is Available for Certain 3406B and 3406C Machine Engines When Replacing All Six Cylinders Packs {1201, 1225}
2007/03/12
A New Piston Cooling Jet Assembly Has Been Released {1331}
2006/05/01
The Primer Color Has Changed for All C15 and C18 Machine Engine Blocks {1201, 7559}
2012/12/21
Cat<SUP>&reg;</SUP> Reman Now Offers Additional Long Blocks for Certain Machine Engines {1000, 1201}
2015/07/10
Cylinder Head And Spacer Plate Gasket Failures On Certain Machine Engines {1100, 1201}
2015/05/15
Engine News
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
Special Instruction
Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}
Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}
3400 Cylinder Head To Block Joint Repair Procedure{1124}
3400 Cylinder Head To Block Joint Repair Procedure{1124}
INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}
INSTALLATION OF 7N628 GASKET SERVICE GROUP{1101, 1221}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Oversized Injector Sleeves for Remanufactured Cylinder Heads On Medium Sized Engines{1100, 1101, 1125}
Oversized Injector Sleeves for Remanufactured Cylinder Heads On Medium Sized Engines{1100, 1101, 1125}
Rocker Valley Inserts Are Now Used in Remanufactured Cylinder Heads{1100, 1102}
Rocker Valley Inserts Are Now Used in Remanufactured Cylinder Heads{1100, 1102}
Specifications
Valves
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Intake Valve Timing
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Head
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Head Valves
3406C Engines for Caterpillar Built Machines
Cylinder Head
3406C Engines for Caterpillar Built Machines
Tool Operating Manual
370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}
370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
Reuse And Salvage Guidelines
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Applied Failure Analysis
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Testing and Adjusting
Engine Valve Lash - Inspect/Adjust
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Fuel Valve Adapters
SUPPLEMENT FOR 3406 SCROLL FUEL SYSTEM
Precombustion Chambers
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Cylinder Head
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Valves
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Valve Seat Inserts
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Bridge Dowels
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Valve Guides
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Electronic Unit Injector Sleeve - Install
3406E and 3456 Engines for Caterpillar Built Machines
Electronic Unit Injector Sleeve - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
3406E and 3456 Engines for Caterpillar Built Machines
Cylinder Head - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Cylinder Head - Install
3406E and 3456 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Guides - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Inlet and Exhaust Valves - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Seat Inserts - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Springs - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Rocker Arm and Shaft - Install
3406E and 3456 Engines for Caterpillar Built Machines
Rocker Arm and Shaft - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Camshaft Bearings - Remove
C15 and C18 Engines for Caterpillar Built Machines
Camshaft Bearings - Install
C15 and C18 Engines for Caterpillar Built Machines
Electronic Unit Injector Sleeve - Install
C15 and C18 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Seat Inserts - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Guides - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Inlet and Exhaust Valve Springs - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Inlet and Exhaust Valves - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Rocker Arm and Shaft - Install
C15 and C18 Engines for Caterpillar Built Machines
Cylinder Head - Remove
C15 and C18 Engines for Caterpillar Built Machines
Cylinder Head - Install
C15 and C18 Engines for Caterpillar Built Machines
Electronic Unit Injector Sleeve - Remove
C15 and C18 Engines for Caterpillar Built Machines
Rocker Arm and Shaft - Remove
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Remanufactured Short Blocks Are Available For Repairs Of Early 3406 Engines{1201,1101,1102}
1980/03/31
New Fuel Nozzle Adapter Assembly Used{1106}
1982/02/15
Reconditioning of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1100}
1982/03/08
Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06
Improved Inlet And Exhaust Valves{1105}
1982/09/06
Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter{1106}
1982/10/18
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1982/12/20
Engine Valve Stem &quot;Use Again&quot; Specifications{0653,1105}
1983/02/28
New Liner Seat Insert Available{1217}
1983/08/15
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
New Cylinder Head Assembly Made With A Different Material {1101}
1984/02/06
New Adapter Assemblies And Clamps Hold Fuel Nozzles In Position{1106,1252}
1984/04/09
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1984/04/23
Surface Grinding Of Compacted Graphite Iron Cylinder Heads{1101}
1984/07/02
New Inlet Valve Used{1105}
1984/09/03
New High Alloy Material Is Used In Cylinder Head Assemblies{1101}
1984/10/15
New Cylinder Heads, Fuel Nozzles And Fuel Nozzle Adapters Used{1101,1106}
1984/10/29
Remanufactured Cylinder Head Groups{1100,1101,7554}
1984/11/19
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
Use Care When Handling Water Seals For Cylinder Head Spacer Plates{1115}
1985/07/15
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08
New Water Temperature Regulator Has A Closer Fit At The Valve Seat To Keep Leakage At A Minimum{1355}
1977/01/17
Same Valve Camshaft Assembly Used On Direct Injection Engines Now Used On Engines That Have Precombustion Chambers{1210}
1977/01/24
Improved Exhaust Valve Now Available{1105}
1977/02/28
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16
Clean Bolt Holes In Cylinder Block Before Cylinder Heads Are Installed{1101,1201}
1977/08/08
Tools Now Available To Ream And/Or Hone 0.500&quot; (12.70 mm) Diameter Valve Guides{0663}
1977/08/22
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103}
1987/03/30
Silicone Rubber Water Seals Available{1100}
1987/07/06
Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30
Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06
Head Bolt Holes In Cylinder Blocks Can Be Repaired{1201,1101}
1988/10/24
A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
Improved Head Gasket Used; Summary Of Earlier Gaskets And Service Tips{1124,1216,1221}
1989/08/21
Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1121}
1990/04/30
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08
Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/07
Identification Of Intake And Exhaust Valves That May Be Used In Remanufactured Direct Injected 3400 Cylinder Heads{1105}
1994/04/04
New Intake And Exhaust Valves Used{1105,1100}
1994/06/20
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/20
New Cylinder Head Gasket, Spacer Plate And Head Bolts Used; New Cylinder Liner Projection Measurement Method; New Cylinder Head Torque Sequence; Improved Coolant Flow (Cylinder Heads) {1124,1221,1216,1101}
1994/07/04
Remanufactured 3400 Cylinder Heads Now Use Intake And Exhaust Valves With Chrome Plated Valve Stems{1105}
1994/09/05
New Water Seals Used In Cylinder Head Assemblies{1124}
1994/09/05
New Stronger Cylinder Head Bolts Used {1100}
1996/05/13
Torque Check Necessary For Front Support Bracket Bolts When Damper And Pulley Are Removed {1153}
1996/05/13
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
Clearly Mark all of the Cracks on the Cylinder Head {1101, 7754}
2006/04/10
A New Outer Valve Spring Is Now Used {1100, 1108}
2008/11/17
Cylinder Head And Spacer Plate Gasket Failures On Certain Machine Engines {1100, 1201}
2015/05/15
Specifications
Vibration Damper
3406C Engines for Caterpillar Built Machines
Vibration Damper
3406C Engines for Caterpillar Built Machines
Vibration Damper
3406C Engines for Caterpillar Built Machines
Reuse And Salvage Guidelines
Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}
Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}
Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}
Testing and Adjusting
Vibration Damper - Check
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Crankshaft Pulley And Vibration Damper
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Vibration Damper and Pulley - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Vibration Damper and Pulley - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts{1205}
1977/10/31
Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25
Damper Requirements For Remanufactured Short Blocks{1205}
1993/08/16
New Engine Crankshaft Rubber Damper Assembly Uses Improved Rubber Material{1205}
1994/10/03
Recommendations For Inspection And Replacement Of Rubber and Viscous Crankshaft Dampers{1205}
1995/08/21
Torque Check Necessary For Front Support Bracket Bolts When Damper And Pulley Are Removed {1153}
1996/05/13
Points To Remember When Replacing A Viscous Crankshaft Damper Assembly With A Rubber Crankshaft Damper Assembly {1205}
1997/01/27
Specifications
Accessory Drive Group (245 &amp; 245B Excavators, 16G Motor Grader, 824C Tractor, 825C &amp; 826C Compactors, 980C Wheel Loader)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Air Compressor Drive
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Accessory Drive
3406C Engines for Caterpillar Built Machines
Accessory Drive
3406C Engines for Caterpillar Built Machines
Accessory Drive
3406C Engines for Caterpillar Built Machines
Disassembly and Assembly
Accessory Drive
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Service Magazine
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
Specifications
Fan Drive
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Alternator and Fan Support
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Belt Tension Chart
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Belt Tighteners
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Fan Drive
3406C Engines for Caterpillar Built Machines
Fan Drive
3406C Engines for Caterpillar Built Machines
Disassembly and Assembly
Fan And Fan Drive
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Fan Drive - Disassemble
3406E and 3456 Engines for Caterpillar Built Machines
Fan Drive - Assemble
3406E and 3456 Engines for Caterpillar Built Machines
Fan Drive - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Fan Drive - Install
3406E and 3456 Engines for Caterpillar Built Machines
Service Magazine
Improvements To Fan Drive Group, Including New Bearing Spacer, Retainer Washer And Bolts{1359}
1980/08/25
Bearing Repair Kit Available For Fan Belt Tightener{1358}
1983/12/12
New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04
New Spring Used In Belt Tightener And/Or Fan Drive Groups{1358,1359}
1978/01/30
Special Instruction
Installation of Water Pump Seal Group{1361}
Installation of Water Pump Seal Group{1361}
Using A 4P2152, 1025941, 0R2856 Or 0R3790 Water Pump With A 4P2383 Inlet Adapter{1361, 1364}
Using A 4P2152, 1025941, 0R2856 Or 0R3790 Water Pump With A 4P2383 Inlet Adapter{1361, 1364}
Using A 9Y3778 Water Pump Impeller With A 9Y5652 Inlet Adapter{1361, 1364}
Using A 9Y3778 Water Pump Impeller With A 9Y5652 Inlet Adapter{1361, 1364}
Service Letter-NACD
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Service Letter-China
Service Letter-Asia
Service Letter-APD
Disassembly and Assembly
Governor And Fuel Pump Drive
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Pump Drive
621B & 623B TRACTORS POWER TRAIN
Service Magazine
New Water Pump Has Improved Seal{1361}
1983/02/14
Use Vacuum Tester For Quality Control Check Of Water Pump Seal{0652,1361}
1983/02/28
New Plastic Impeller Will Help Improve Service Life Of Water Pump Seal{1361}
1984/01/23
New, Corrosion Resistant Water Pump Shaft Available{1389,1361}
1985/08/05
Use Insert To Repair Bearing Seat In Water Pump Housing{1361}
1977/03/07
New Retainer And Improved Housing Keep Water Pump Bearing Tight; Repair For Loosened Bearing{1361}
1977/04/11
Baffle Added To Water Pump Cover To Send Coolant In Bypass Line Directly Into The Water Pump{1361}
1977/07/11
Replacement Seal Group For Water Pump Impeller Now Has All The Seal Parts Plus An Installation Tool{1361,0622}
1978/02/13
Improvements Made To Water Pumps; New Groups/Parts Available For Certain Applications{1364,1361}
1990/02/19
New Components Used In Governor And Fuel Pump Drive Group{1288}
1996/02/12
Use 125-9622 Seal Installer To Install 118-9163 Seal In Water Pumps{1361,0708}
1997/01/13
Special Instruction
Installation of Water Pump Seal Group{1361}
Installation of Water Pump Seal Group{1361}
Using A 4P2152, 1025941, 0R2856 Or 0R3790 Water Pump With A 4P2383 Inlet Adapter{1361, 1364}
Using A 4P2152, 1025941, 0R2856 Or 0R3790 Water Pump With A 4P2383 Inlet Adapter{1361, 1364}
Using A 9Y3778 Water Pump Impeller With A 9Y5652 Inlet Adapter{1361, 1364}
Using A 9Y3778 Water Pump Impeller With A 9Y5652 Inlet Adapter{1361, 1364}
Service Letter-NACD
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Service Letter-China
Service Letter-Asia
Service Letter-APD
Service Magazine
New Water Pump Has Improved Seal{1361}
1983/02/14
Use Vacuum Tester For Quality Control Check Of Water Pump Seal{0652,1361}
1983/02/28
New Plastic Impeller Will Help Improve Service Life Of Water Pump Seal{1361}
1984/01/23
New, Corrosion Resistant Water Pump Shaft Available{1389,1361}
1985/08/05
Use Insert To Repair Bearing Seat In Water Pump Housing{1361}
1977/03/07
New Retainer And Improved Housing Keep Water Pump Bearing Tight; Repair For Loosened Bearing{1361}
1977/04/11
Baffle Added To Water Pump Cover To Send Coolant In Bypass Line Directly Into The Water Pump{1361}
1977/07/11
Replacement Seal Group For Water Pump Impeller Now Has All The Seal Parts Plus An Installation Tool{1361,0622}
1978/02/13
Improvements Made To Water Pumps; New Groups/Parts Available For Certain Applications{1364,1361}
1990/02/19
Jacket Water Pumps Now Include New Tapered Roller Bearings {1361}
1995/03/06
Use 125-9622 Seal Installer To Install 118-9163 Seal In Water Pumps{1361,0708}
1997/01/13
Special Instruction
Troubleshooting Engine Vibration In Vehicular Equipment{1000}
Troubleshooting Engine Vibration In Vehicular Equipment{1000}
Instructions For 3406 DI Engine Tune-Up{1000}
Instructions For 3406 DI Engine Tune-Up{1000}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000}
Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000}
Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Oil and Your Engine {1000}
Oil and Your Engine {1000}
Service Magazine
Real Value Available Through Caterpillar Remanufacturing Programs{0374}
1980/02/04
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Separate Valve Stem Gauges Available{0653,1000}
1982/06/07
Analyzing A Major Engine Failure{1000}
1982/07/19
Added Methods To Decrease The Effects Of High Sulfur Fuels{1355,1280,1318,1000}
1982/08/30
Reference Chart for Engine Improvements{0374,1000}
1982/10/25
New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04
New Index Lists Engine Special Instructions By SMCS Code{1000,0374}
1986/04/07
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
Testing The Starter On The Engine{1401,1450}
1987/05/04
The Caterpillar Fuel Flow Monitor System Available {0782,1000,1250}
1987/05/11
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25
Microfiche For Replacement Engine Bills Of Material {0374,1000}
1987/10/26
Explanation Of Nomenclature Used In Engine Performance{1000,0374}
1978/05/15
Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21
New Engine Oil Coolers Have Rubber End Sheets {1378}
1988/01/25
Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/23
Cranking Speeds Necessary To Start Diesel Engines{0374,1000,1450}
1979/09/24
Check The Radiator Fan Spider Assembly When Doing Yearly General Maintenance{1356}
1989/07/24
Engine Coolant Can Be Recycled{1395}
1989/11/13
Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}
Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}
Reuse And Salvage Guidelines
Inspection and Reuse of Critical Fasteners Used in All Engines {7553, 7553}
Inspection and Reuse of Critical Fasteners Used in All Engines {7553, 7553}
Special Instruction
Installation Of Service Flywheel Groups For 3406, 3408 And 3412 Engines{1156}
Installation Of Service Flywheel Groups For 3406, 3408 And 3412 Engines{1156}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Service Letter-NACD
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Specifications
Rear Gear Group (D8N)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing Bore
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing Runout
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Runout
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Service Letter-China
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Asia
Reuse And Salvage Guidelines
Reuse and Salvage for Flywheel Assemblies {1156}
Reuse and Salvage for Flywheel Assemblies {1156}
Service Letter-APD
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Testing and Adjusting
Flywheel - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Flywheel
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Flywheel Housing
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Flywheel - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Flywheel - Install
3406E and 3456 Engines for Caterpillar Built Machines
Flywheel - Remove
C15 and C18 Engines for Caterpillar Built Machines
Flywheel - Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
New One-Piece Flywheel Housing Gasket{1157,1201}
1978/07/03
New Plug And O-Ring Can Help Prevent Oil Leakage At The Flywheel Housing Gasket{1157,1307}
1992/09/21
Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25
Engine News
An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206}
2012/12/14
Special Instruction
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Procedure to Torque the Camshaft Gear{1210, 1212}
Procedure to Torque the Camshaft Gear{1210, 1212}
Specifications
Front (Timing) Gear Group
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Front (Timing) Gear Group (621B, 623B)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Rear Gear Group (D8N)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Idler Gear Shaft Pilot Bore
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Idler Gear Assembly(For Front Gear Group)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Front Housing And Covers
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Gear Group (Front)
3406C Engines for Caterpillar Built Machines
Reuse And Salvage Guidelines
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Testing and Adjusting
Gear Group (Front) - Time
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Crankshaft Front Seal
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Front Seal Wear Sleeve
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Timing Gear Cover
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Timing Gears And Plate
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Gear Group (Front) - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Gear Group (Front) - Install
3406E and 3456 Engines for Caterpillar Built Machines
Gear Group (Front) - Remove
C15 and C18 Engines for Caterpillar Built Machines
Gear Group (Front) - Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Be Sure To Use Correct Camshaft Idler Gear Shaft And Bolts{1206}
1994/03/07
New Service Repair Camshaft Idler Gear Shaft Available For Use With Cylinder Blocks With Damaged Pilot Bore{1206,1212,1237}
1995/08/21
Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25
Checking The Alignment Of Timing Gear Marks {1206}
1997/01/27
Procedure to Torque the Camshaft Gear {1206, 1210}
2007/02/05
A New Improved Cam Gear Is Now Available for the Engines of Certain Machines {1212}
2013/06/19
An Improved Front Gear Train Timing Procedure Is Used for 3406E, 3456, C-15, C-16, C15, and C18 Engines {1206}
2012/12/13
Special Instruction
Installation Of Service Flywheel Groups For 3406, 3408 And 3412 Engines{1156}
Installation Of Service Flywheel Groups For 3406, 3408 And 3412 Engines{1156}
Service Letter-NACD
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Specifications
Flywheel Housing
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing Bore
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing Runout
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Flywheel Housing
3406C Engines for Caterpillar Built Machines
Service Letter-China
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Asia
Service Letter-APD
Testing and Adjusting
Flywheel Housing - Inspect
3406E and 3456 Engines for Caterpillar Built Machines
Disassembly and Assembly
Crankshaft Rear Seal
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Rear Seal Wear Sleeve
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Flywheel Housing
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Flywheel Housing - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Flywheel Housing - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Flywheel Housing - Remove and Install - Equipped with Rear Power Take-Off
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250}
1982/03/22
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Check 5P7435 Tee Adapter Groups In The 6V3100 Engine Timing Indicator Groups{0782}
1985/06/03
New One-Piece Flywheel Housing Gasket{1157,1201}
1978/07/03
Use The 6V2034 Micrometer Adapter To Measure Lip Thickness Of Engine Valves {0653,1105}
1979/10/29
New Plug And O-Ring Can Help Prevent Oil Leakage At The Flywheel Housing Gasket{1157,1307}
1992/09/21
Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25
Special Instruction
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Specifications
Front (Timing) Gear Group
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Front (Timing) Gear Group (621B, 623B)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Idler Gear Shaft Pilot Bore
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Idler Gear Assembly(For Front Gear Group)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Front Housing And Covers
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Front Housing and Covers
3406C Engines for Caterpillar Built Machines
Front Housing and Covers
3406C Engines for Caterpillar Built Machines
Front Housing and Covers
3406C Engines for Caterpillar Built Machines
Front Housing and Covers
3406C Engines for Caterpillar Built Machines
Reuse And Salvage Guidelines
Thermal Spray Procedures for Engine Front Cover{0679, 1150, 1151, 1162}
Thermal Spray Procedures for Engine Front Cover{0679, 1150, 1151, 1162}
Disassembly and Assembly
Crankshaft Front Seal
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Crankshaft Front Seal Wear Sleeve
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Timing Gear Cover
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Timing Gears And Plate
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Housing (Front) - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Housing (Front) - Install
3406E and 3456 Engines for Caterpillar Built Machines
Front Cover - Remove
3406E and 3456 Engines for Caterpillar Built Machines
Front Cover - Install
3406E and 3456 Engines for Caterpillar Built Machines
Housing (Front) - Remove
C15 and C18 Engines for Caterpillar Built Machines
Housing (Front) - Install
C15 and C18 Engines for Caterpillar Built Machines
Front Cover - Remove
C15 and C18 Engines for Caterpillar Built Machines
Front Cover - Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
Be Sure To Use Correct Camshaft Idler Gear Shaft And Bolts{1206}
1994/03/07
New Service Repair Camshaft Idler Gear Shaft Available For Use With Cylinder Blocks With Damaged Pilot Bore{1206,1212,1237}
1995/08/21
Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25
Checking The Alignment Of Timing Gear Marks {1206}
1997/01/27
New Valve Lifter Improves Oil Flow To Top Of Engine{1112,1119}
1990/04/02
Tool Operating Manual
370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}
370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}
Special Instruction
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Cylinder Block Cleaning Procedure{1201}
Cylinder Block Cleaning Procedure{1201}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Service Letter-NACD
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Australia
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-CFEL
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-CSARL
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Americas
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Brazil
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Truck/Ag/Marine
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Technical Information Bulletin
0R-3711, 0R-3714, 0R-3751, 0R-3752 Remanufactured Long Blocks
0R-3711, 0R-3714, 0R-3751, 0R-3752 Remanufactured Long Blocks
Tool Operating Manual
9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201}
9U7990 Counter Bore Tool Group for 3176, 3300 and 3400 Series Engines{1201}
Service Letter-China
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-Asia
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Letter-APD
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
New Piston Pin Retainers Need To Be Installed In Certain Cylinder Kits In Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Certain OR2693 Cylinder Kits Need To Be Removed From Parts Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Remove All 7N9331, 7N9335, And 8N1911 Gaskets From Parts Stock
Service Magazine
Real Value Available Through Caterpillar Remanufacturing Programs{0374}
1980/02/04
Connecting Rod Changes And Replacement Information{1218}
1980/03/03
Remanufactured Short Blocks Are Available For Repairs Of Early 3406 Engines{1201,1101,1102}
1980/03/31
Improvements To Fan Drive Group, Including New Bearing Spacer, Retainer Washer And Bolts{1359}
1980/08/25
6V2086 And 6V2087 Seal And Wear Sleeve Installers Available{0622,1160,1161}
1980/09/01
New Cylinder Liners And O-Ring Seals Give Longer Seal Life{1216,1201,1213,1227}
1981/12/14
Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216}
1981/12/21
Piston And Connecting Rod Assembly Storage Cabinet{0600}
1982/01/18
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22
Reconditioning of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1100}
1982/03/08
Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250}
1982/03/22
Use Correct Part Numbers For Main And Connecting Rod Bearings{1230,1203,1219}
1982/04/12
Separate Valve Stem Gauges Available{0653,1000}
1982/06/07
Added Methods To Decrease The Effects Of High Sulfur Fuels{1355,1280,1318,1000}
1982/08/30
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter{1106}
1982/10/18
Reference Chart for Engine Improvements{0374,1000}
1982/10/25
New Crankshaft Assemblies{1202,1204,1206,1207,1212}
1982/11/01
6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161}
1982/11/01
Use 6V6147 Polishing Wheel To Clean Piston Pins{0675,1214}
1982/11/08
6V4869 Adapter And 6V6174 Plug Can Be Used To Install Camshaft Bearings{1211,0621}
1982/11/22
Use the 6V6167 Contact Point to Measure Wear Steps on Piston Pins{0653}
1982/11/22
New Piston Group Has A Thicker Top Ring{1215,1214,1213,1225,1226,1227}
1982/12/13
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1982/12/20
New Water Pump Has Improved Seal{1361}
1983/02/14
Engine Valve Stem &quot;Use Again&quot; Specifications{0653,1105}
1983/02/28
Use Vacuum Tester For Quality Control Check Of Water Pump Seal{0652,1361}
1983/02/28
New Connecting Rod Bearings Used{1219,1230}
1983/04/04
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16
Reuse Of Engine Bearings{1230}
1983/05/16
Parts Service Information For Pistons, Connecting Rods, Piston Pins And Rings{1214,1225,1215,1218}
1983/09/12
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
New Valve Lifter Assemblies Used In Valve Mechanism Groups{1209}
1983/10/31
Improved Oil Pan Drain Plug{1302}
1983/11/14
Crankshaft Failures{1202,1230}
1983/11/21
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202}
1983/11/21
Bearing Repair Kit Available For Fan Belt Tightener{1358}
1983/12/12
New Plastic Impeller Will Help Improve Service Life Of Water Pump Seal{1361}
1984/01/23
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1984/04/23
Salvaging Cylinder Block Top Decks After Liner Seat Erosion{1201,1216,1217}
1984/06/04
New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04
New Cylinder Block Groups Used{1201}
1984/10/01
Install Crankshaft Thrust Bearings Correctly To Avoid Damage{1202,1203}
1985/02/11
New Crankshaft Seal Groups Used On More 3400 Series Engines{1160,1161}
1985/03/11
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29
Be Sure Correct Piston Rings Are Used On 3400 Series Engines{1215,1214}
1985/05/06
Use Caterpillar 6V50 Engine Timing Indicator For Accurate Readings{0782,0785,0775}
1985/05/27
Check 5P7435 Tee Adapter Groups In The 6V3100 Engine Timing Indicator Groups{0782}
1985/06/03
Use Care When Handling Water Seals For Cylinder Head Spacer Plates{1115}
1985/07/15
Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30
Two, New Top Dead Center Magnetic Transducers Available{0651,0653,1214,1250}
1985/10/07
Two Different Piston Oil Ring Designs Used{1215}
1985/11/11
Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18
New Fuel Ratio Control Group Used On Engines Equipped With New Scroll Fuel System{1278}
1985/11/25
Crankshaft Seal Usage On 3400 Series Engines{1160,1161}
1985/12/16
New Cylinder Liner Available{1201}
1986/02/10
New 8T2998 Lubricant Available{0645,1210}
1986/02/17
New Starter Used That Eliminates Interference With Engine Mount {1152,1453}
1986/02/24
New Index Lists Engine Special Instructions By SMCS Code{1000,0374}
1986/04/07
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Increase Piston Reuse With Keystone Piston Ring Gauge Group{1214,1215}
1986/06/16
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
Check Connecting Rods After Engine Failures Involving Hydraulic Lock{1218,1225}
1986/10/20
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27
Same Valve Camshaft Assembly Used On Direct Injection Engines Now Used On Engines That Have Precombustion Chambers{1210}
1977/01/24
New Cylinder Liners{1216}
1977/01/24
Modification To Holder To Machine Counterbore On Cylinder Block{0664,1201}
1977/02/28
Improved Exhaust Valve Now Available{1105}
1977/02/28
Use Insert To Repair Bearing Seat In Water Pump Housing{1361}
1977/03/07
New Engine Mount Keeps Forces Caused From Engine Side-To-Side Movement Away From The Frame Of The Vehicle{1152}
1977/03/21
New Retainer And Improved Housing Keep Water Pump Bearing Tight; Repair For Loosened Bearing{1361}
1977/04/11
Tools To Remove Wear Sleeves From Crankshafts{0621,7558}
1977/04/18
New Piston Pin Bearing Used In Connecting Rod Assembly{1218}
1977/04/25
Air Dryer Available As Attachment{1065,4250}
1977/04/25
Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259}
1977/08/08
Clean Bolt Holes In Cylinder Block Before Cylinder Heads Are Installed{1101,1201}
1977/08/08
Tools Now Available To Ream And/Or Hone 0.500&quot; (12.70 mm) Diameter Valve Guides{0663}
1977/08/22
Installation Procedure For Crankshaft Wear Sleeves Changed{1202,1160,1161}
1977/09/05
Stronger Piston Is Used; Piston And Connecting Rod Are Tapered In Area Of Piston Pin{1213,1214,1218}
1977/09/19
Replacement Bearings Have Aluminum Alloy With More Strength{1203,1213,1230}
1977/10/24
Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts{1205}
1977/10/31
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/11/07
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
Improved High Idle Display Of The 6V3100 And 8T5300/8T5301 Engine Timing Indicator Groups{0781}
1987/03/16
The Caterpillar Fuel Flow Monitor System Available {0782,1000,1250}
1987/05/11
Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350}
1987/07/20
Recommendations For Preventing Cooling System Damage {1201}
1987/08/31
Mid-Life Bearing Maintenance Recommendations {1203}
1987/09/14
Microfiche For Replacement Engine Bills Of Material {0374,1000}
1987/10/26
Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23
5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster{0621,1216}
1978/01/09
Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30
New Spring Used In Belt Tightener And/Or Fan Drive Groups{1358,1359}
1978/01/30
Replacement Seals And Wear Sleeves Now Available As A Crankshaft Seal Kit{1202,1160,1161}
1978/02/27
Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06
Use 6V100 Tool Arrangement To Remove And Install Piston Pin Bearings For Both Tapered And Standard Connecting Rods{0620,1218}
1978/04/24
Explanation Of Nomenclature Used In Engine Performance{1000,0374}
1978/05/15
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
New One-Piece Flywheel Housing Gasket{1157,1201}
1978/07/03
Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
Head Bolt Holes In Cylinder Blocks Can Be Repaired{1201,1101}
1988/10/24
New Liner Seat Insert Available{1201,1216,1217}
1988/11/14
New 6V87 Gauge Measures Valve Stem Wear{0653,1105}
1979/01/08
Current Chart For Dynamometer Adapters{0651,1000}
1979/01/22
5P3519 Piston Ring Gauge Has Improved Design For Better Accuracy And Easier Use; Corrected Information For Use On Pistons That Have Two Ring Grooves{0653,1214}
1979/05/14
A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
New Design Thrust Plate Used In Crankshaft Group{1201,1202,1203}
1979/08/27
Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254}
1979/09/03
Cranking Speeds Necessary To Start Diesel Engines{0374,1000,1450}
1979/09/24
Wider Connecting Rods Have More Bearing Area{1214,1218}
1979/11/05
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
Check The Radiator Fan Spider Assembly When Doing Yearly General Maintenance{1356}
1989/07/24
Improved Head Gasket Used; Summary Of Earlier Gaskets And Service Tips{1124,1216,1221}
1989/08/21
New Connecting Rod Bearing Used{0372,1203,1219}
1989/08/21
Engine Coolant Can Be Recycled{1395}
1989/11/13
Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11
Improvements Made To Water Pumps; New Groups/Parts Available For Certain Applications{1364,1361}
1990/02/19
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08
Service Tips For Piston Cooling Jets (Tubes){1331}
1990/11/26
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts{1202}
1991/01/07
New Crankshaft Seal Groups Provide Increased Protection From Dirt And Dust{1160,1161}
1991/07/08
New Piston Pin Retainer Used{1225}
1991/10/14
Thinner Spacer Plates Available For Parts Service{1221}
1992/06/29
Oil Holes In Crankshaft Main And Rod Journals{1202}
1992/11/09
New Liner Seat Inserts Available{1217}
1992/11/09
Damper Requirements For Remanufactured Short Blocks{1205}
1993/08/16
Be Sure To Use Correct Camshaft Idler Gear Shaft And Bolts{1206}
1994/03/07
New Intake And Exhaust Valves Used{1105,1100}
1994/06/20
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/20
New Valve Lifter Assembly Provides Improved Lubrication Of Lifter Roller And Camshaft Lobes{1209,1210}
1994/06/20
Specifications
Alternator Mounting Group (980C Wheel Loader, 824C Tractor, 825C &amp; 826C Compactors)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Service Magazine
Identification Of External Terminals On Alternators {1405,1406,1400}
1998/12/07
Specifications
Trunnion Group
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Engine And Drive Support (245 Excavator)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Engine Support
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Engine And Transmission Support (980C Wheel Loader)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Engine Support (Front)
3406C Engines for Caterpillar Built Machines
Engine Support (Rear)
3406C Engines for Caterpillar Built Machines
Engine Trunnion
3406C Engines for Caterpillar Built Machines
Engine Support (Front)
3406C Engines for Caterpillar Built Machines
Disassembly and Assembly
Engine Front Support
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Trunnion
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Engine Support (Front) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
New Starter Used That Eliminates Interference With Engine Mount {1152,1453}
1986/02/24
New Engine Mount Keeps Forces Caused From Engine Side-To-Side Movement Away From The Frame Of The Vehicle{1152}
1977/03/21
Torque Check Necessary For Front Support Bracket Bolts When Damper And Pulley Are Removed {1153}
1996/05/13
Specifications
Oil Pan (Typical Example)
3406 ENGINE FOR CATERPILLAR BUILT MACHINES
Crankcase Guards
621B TRACTOR POWER TRAIN
Engine Oil Pan
3406C Engines for Caterpillar Built Machines
Engine Oil Pan
3406C Engines for Caterpillar Built Machines
Engine Oil Pan
3406C Engines for Caterpillar Built Machines
Engine Oil Pan
3406C Engines for Caterpillar Built Machines
Engine Oil Pan
3406C Engines for Caterpillar Built Machines
Contamination Control Guidelines
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Disassembly and Assembly
Crankcase Guards
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Oil Pan
3406 VEHICULAR ENGINE FOR 621B & 623B TRACTORS
Engine Oil Pan - Remove and Install
3406E and 3456 Engines for Caterpillar Built Machines
Engine Oil Pan - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Engine Oil Pan - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines
Service Magazine
Remove Piston Cooling Tubes Before Removal Of Pistons And Connecting Rods{1214,1218,1201,1225,1307}
1981/07/13
Improved Oil Pan Drain Plug{1302}
1983/11/14
New Spacers Used In Crankcase Guard Group{7151}
1984/01/30
Stronger Oil Pan Used{1302}
1986/03/10
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27
New Plug And O-Ring Can Help Prevent Oil Leakage At The Flywheel Housing Gasket{1157,1307}
1992/09/21
Oil Drain Assembly Improved To Reduce Thread Interference With Drain Plug {1302}
1994/08/29
Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20
An Improved Three-Piece Oil Pan Gasket is Now Used {1302, 7555}
2007/12/31
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

Truck sale:

Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
MACALLISTER MACHINERY CO., INC
Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
MACALLISTER MACHINERY CO., INC
Caterpillar 621B
 
Caterpillar 621B
- Road Scraper
FINNING CANADA
Caterpillar 621B, Road Scraper, Construction
46,500 
Caterpillar 621B, Road Scraper, Construction
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QUINN COMPANY
Caterpillar 621B, Road Scraper, Construction
46,500 
Caterpillar 621B, Road Scraper, Construction
- Road Scraper
QUINN COMPANY
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