3406C Engine Emissions Retrofit Repower Tier I For 621B, 623B, 621E/F, 623E, And 627E/F Wheel Tractor Scraper 1DL00001-UP (MACHINE) BASIC ENGINE Caterpillar SIS

WHEEL TRACTOR 627F WHEEL TRACTOR 1DL
3406C Engine Emissions Retrofit Repower Tier I For 621B, 623B, 621E/F, 623E, And 627E/F Wheel Tractor Scraper 1DL00001-UP (MACHINE) SEBP4385 627F 1DL (1993)

Parts group 627F:

For full view, you need register

BASIC ENGINE

AIR COMPRESSOR GP

354-7532 AIR COMPRESSOR GP

354-7532 AIR COMPRESSOR GP
S/N TXC1-UP; 41Z1-UP
PART OF 4P-1912 AIR COMPRESSOR GP

4P-0676 AIR COMPRESSOR GP

4P-0676 AIR COMPRESSOR GP
S/N TXC1-UP; 41Z1-UP
PART OF 354-7532 AIR COMPRESSOR GP

4P-1912 AIR COMPRESSOR GP

4P-1912 AIR COMPRESSOR GP
S/N TXC1-UP; 41Z1-UP
13 CFM, DRIVE RATIO 1:1

112-2406 GOVERNOR GP-AIR COMPRESSOR

112-2406 GOVERNOR GP-AIR COMPRESSOR
S/N TXC1-UP; 41Z1-UP

102-1767 LINES GP-AIR COMPRESSOR

102-1767 LINES GP-AIR COMPRESSOR
S/N TXC1-UP; 41Z1-UP

CAMSHAFT GP

7W-3798 CAMSHAFT GP

7W-3798 CAMSHAFT GP -SINGLE
S/N TXC1-UP; 41Z1-UP

CRANKSHAFT GP

430-2593 CRANKSHAFT AS

430-2593 CRANKSHAFT AS
S/N TXC1-UP; 41Z1-UP
PART OF 4N-0741 CRANKSHAFT GP

4N-0741 CRANKSHAFT GP

4N-0741 CRANKSHAFT GP
S/N TXC1-UP; 41Z1-UP

4N-0741 CRANKSHAFT GP

4N-0741 CRANKSHAFT GP
S/N TXC1-UP; 41Z27219-UP

243-6718 KIT-CRANKSHAFT BEARING

243-6718 KIT-CRANKSHAFT BEARING
S/N TXC1-UP; 41Z1-UP
PART OF 4N-0741 CRANKSHAFT GP

319-0785 SEAL GP-CRANKSHAFT

319-0785 SEAL GP-CRANKSHAFT -REAR
S/N TXC1-UP; 41Z1-UP
PART OF 4N-0741 CRANKSHAFT GP
FOR USE WITH CCW ROTATION

319-7401 SEAL GP-CRANKSHAFT

319-7401 SEAL GP-CRANKSHAFT -FRONT
S/N TXC1-UP; 41Z1-UP
PART OF 4N-0741 CRANKSHAFT GP
FOR USE WITH CW ROTATION

CYLINDER BLOCK GP

107-6736 COVER GP-CYLINDER BLOCK

107-6736 COVER GP-CYLINDER BLOCK
S/N TXC1-UP; 41Z27219-UP
FOR USE WITH MID MOUNTED TURBO AND/OR RH OIL FILL

370-7333 COVER GP-CYLINDER BLOCK

370-7333 COVER GP-CYLINDER BLOCK
S/N TXC1-UP; 41Z27219-UP

9N-0684 COVER GP-CYLINDER BLOCK

9N-0684 COVER GP-CYLINDER BLOCK
S/N 41Z1-UP

202-1257 CYLINDER BLOCK AS

202-1257 CYLINDER BLOCK AS
S/N TXC1-UP; 41Z19817-UP
PART OF 463-3536 CYLINDER BLOCK AS, 152-7642 CYLINDER BLOCK GP

463-3536 CYLINDER BLOCK AS

463-3536 CYLINDER BLOCK AS
S/N TXC1-UP; 41Z19826-UP
PART OF 202-1258 CYLINDER BLOCK GP

108-3914 CYLINDER BLOCK GP

108-3914 CYLINDER BLOCK GP
S/N 41Z1-8064
PART OF 108-3916 CYLINDER BLOCK GP

108-3916 CYLINDER BLOCK GP

108-3916 CYLINDER BLOCK GP
S/N 41Z1-8064
FIELD REPLACEMENT FOR @@@@@ 7E-4697@@@@@

152-7642 CYLINDER BLOCK GP

152-7642 CYLINDER BLOCK GP
S/N 41Z8065-19816
FIELD REPLACEMENT FOR @@@@@ 7E-4697@@@@@

152-7642 CYLINDER BLOCK GP

152-7642 CYLINDER BLOCK GP
S/N 41Z19817-UP
FIELD REPLACEMENT FOR @@@@@ 7E-4697@@@@@

152-7644 CYLINDER BLOCK GP

152-7644 CYLINDER BLOCK GP
S/N 41Z8065-19816
PART OF 152-7642 CYLINDER BLOCK GP

152-7646 CYLINDER BLOCK GP

152-7646 CYLINDER BLOCK GP
S/N 41Z8065-19825
PART OF 7E-4697 CYLINDER BLOCK GP
FIELD REPLACEMENT FOR @@@@@7E-4697@@@@@

202-1258 CYLINDER BLOCK GP

202-1258 CYLINDER BLOCK GP
S/N TXC1-UP; 41Z19826-UP
PART OF 373-0466, 7E-4697 CYLINDER BLOCK GP

373-0466 CYLINDER BLOCK GP

373-0466 CYLINDER BLOCK GP
S/N TXC1-UP; 41Z27219-UP

7E-4697 CYLINDER BLOCK GP

7E-4697 CYLINDER BLOCK GP
S/N 41Z1-8064
FIELD REPLACEMENT ORDER @@@@@108-3916@@@@@, @@@@@152-7642@@@@@, 6- 7E-3632 JET AS-PISTON COOLING, 6-111-8606 BOLT-SPECIAL

7E-4697 CYLINDER BLOCK GP

7E-4697 CYLINDER BLOCK GP
S/N 41Z8065-19825
FIELD REPLACEMENT ORDER @@@@@108-3916@@@@@, @@@@@152-7642@@@@@, 6- 7E-3632 JET AS-PISTON COOLING, 6-111-8606 BOLT-SPECIAL

7E-4697 CYLINDER BLOCK GP

7E-4697 CYLINDER BLOCK GP
S/N 41Z19826-UP
FIELD REPLACEMENT ORDER @@@@@108-3916@@@@@, @@@@@152-7642@@@@@, 6- 7E-3632 JET AS-PISTON COOLING, 6-111-8606 BOLT-SPECIAL

375-4672 PLUG GP-CYLINDER BLOCK

375-4672 PLUG GP-CYLINDER BLOCK
S/N TXC1-UP; 41Z27219-UP
PROVIDES PLUG GROUP FOR 3406C MACHINE ENGINE APPLICATION
FOR USE WITH AIR COMPRESSOR LINES GROUP

CYLINDER HEAD GP

110-5095 CYLINDER HEAD GP

110-5095 CYLINDER HEAD GP
S/N 41Z1-UP

110-5096 CYLINDER HEAD GP

110-5096 CYLINDER HEAD GP
S/N 41Z1-UP
FIELD REPLACEMENT FOR @@@@@110-5099@@@@@

110-5099 CYLINDER HEAD GP

110-5099 CYLINDER HEAD GP
S/N TXC1-UP; 41Z1-UP
PART OF 110-5096, 214-1667, 7W-2203 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@110-5096@@@@@

214-1665 CYLINDER HEAD GP

214-1665 CYLINDER HEAD GP
S/N TXC1-UP; 41Z27219-UP

214-1667 CYLINDER HEAD GP

214-1667 CYLINDER HEAD GP
S/N TXC1-UP; 41Z27219-UP
PART OF 214-1665 CYLINDER HEAD GP
FOR USE WITH @@@@@214-1666@@@@@, 3406/3406C OVERHAUL & A LA CARTE MATRIX KIT FOR 980F/980F SERIES II WHEEL LOADER

7W-2203 CYLINDER HEAD GP

7W-2203 CYLINDER HEAD GP
S/N 41Z1-UP
PART OF 110-5095 CYLINDER HEAD GP

DAMPER GP

4P-5893 DAMPER GP

4P-5893 DAMPER GP
S/N TXC1-UP; 41Z1-UP

DRIVE GP-ACCESSORY

4W-3123 DRIVE GP-ACCESSORY

4W-3123 DRIVE GP-ACCESSORY
S/N 41Z1-27218
AIR COMPRESSOR

8N-9653 DRIVE GP-ACCESSORY

8N-9653 DRIVE GP-ACCESSORY
S/N TXC1-UP; 41Z1-UP

FLYWHEEL GP

7N-9651 FLYWHEEL GP

7N-9651 FLYWHEEL GP
S/N TXC1-UP; 41Z1-UP

GEAR GP

8N-9246 GEAR GP-FRONT

8N-9246 GEAR GP-FRONT
S/N TXC1-UP; 41Z1-UP

1W-1468 HOUSING GP-FRONT

1W-1468 HOUSING GP-FRONT
S/N 41Z1-UP

373-0492 HOUSING GP-FRONT

373-0492 HOUSING GP-FRONT
S/N TXC1-UP; 41Z27219-UP

HOUSING GP-FLYWHEEL

4N-4792 COVER GP-FLYWHEEL HOUSING

4N-4792 COVER GP-FLYWHEEL HOUSING
S/N TXC1-UP; 41Z1-UP

101-9542 HOUSING GP-FLYWHEEL

101-9542 HOUSING GP-FLYWHEEL
S/N TXC1-UP; 41Z1-UP

HOUSING GP-FRONT

127-2413 COVER GP-FRONT HOUSING

127-2413 COVER GP-FRONT HOUSING
S/N TXC1-UP; 41Z1-UP

4N-6006 FASTENER GP-FRONT HOUSING

4N-6006 FASTENER GP-FRONT HOUSING
S/N TXC1-UP; 41Z1-UP

8N-9246 GEAR GP-FRONT

8N-9246 GEAR GP-FRONT
S/N TXC1-UP; 41Z1-UP

1W-1468 HOUSING GP-FRONT

1W-1468 HOUSING GP-FRONT
S/N 41Z1-UP

373-0492 HOUSING GP-FRONT

373-0492 HOUSING GP-FRONT
S/N TXC1-UP; 41Z27219-UP

LIFTING GP-ENGINE

2W-4559 LIFTING GP-ENGINE

2W-4559 LIFTING GP-ENGINE
S/N TXC1-UP; 41Z1-UP

MOUNTING GP-ENGINE

131-4854 SUPPORT GP-ENGINE

131-4854 SUPPORT GP-ENGINE
S/N TXC1-UP; 41Z1-UP

PAN GP-OIL

7W-8567 PAN GP-OIL

7W-8567 PAN GP-OIL -ENGINE
S/N TXC1-UP; 41Z1-UP

PISTON & ROD GP

108-8865 PISTON & ROD GP

108-8865 PISTON & ROD GP
S/N 41Z1-28539
15.9 COMPRESSION RATIO

108-8865 PISTON & ROD GP

108-8865 PISTON & ROD GP
S/N TXC1-UP; 41Z27219-UP
15.9 COMPRESSION RATIO

SERPENTINE/V-BELTS

4N-8278 V-BELT SET

4N-8278 V-BELT SET -INCLUDES 3-BELTS, FAN DRIVE
S/N 45P1-UP; 46P1-UP
1854-MM (73-INCH) LONG. REQUIRES FAN DRIVE OR FAN DRIVE AND BELT TIGHTENER
PART OF 376-0072 INSTALLATION GP-ENGINE

VALVE MECHANISM GP

372-6684 COVER GP-VALVE MECHANISM

372-6684 COVER GP-VALVE MECHANISM
S/N TXC1-UP; 41Z27219-UP

7W-7353 COVER GP-VALVE MECHANISM

7W-7353 COVER GP-VALVE MECHANISM
S/N 41Z1-UP

4N-1045 ROCKER ARM GP

4N-1045 ROCKER ARM GP
S/N TXC1-UP; 41Z1-UP
PART OF 214-1666, 4W-2461 VALVE MECHANISM GP

214-1666 VALVE MECHANISM GP

214-1666 VALVE MECHANISM GP
S/N TXC1-UP; 41Z27219-UP

4W-2461 VALVE MECHANISM GP

4W-2461 VALVE MECHANISM GP -ENGINE
S/N 41Z1-UP

Information:

(For parts list, see above)

BASIC ENGINE

AIR COMPRESSOR GP

General Service Information

Introduction
BENDIX AIR COMPRESSOR

Description
BENDIX AIR COMPRESSOR

Operation
BENDIX AIR COMPRESSOR

Intake And Compression Of Air (Loaded)
BENDIX AIR COMPRESSOR

Air Induction
BENDIX AIR COMPRESSOR

Preventative Maintenance
BENDIX AIR COMPRESSOR

Removal And Disassembly
BENDIX AIR COMPRESSOR

Cleaning Of Parts
BENDIX AIR COMPRESSOR

Inspection Of Parts
BENDIX AIR COMPRESSOR

Repairs
BENDIX AIR COMPRESSOR

Assembly
BENDIX AIR COMPRESSOR

Tu-Flo 550 Specifications
BENDIX AIR COMPRESSOR

Torque Specifications
BENDIX AIR COMPRESSOR

Dimensional Data
BENDIX AIR COMPRESSOR

Maintenance Kits And Available Service Parts
BENDIX AIR COMPRESSOR

Compressor Troubleshooting
BENDIX AIR COMPRESSOR

Introduction
BENDIX AIR COMPRESSOR

Description
BENDIX AIR COMPRESSOR

Operation
BENDIX AIR COMPRESSOR

Air Induction
BENDIX AIR COMPRESSOR

Preventative Maintenance
BENDIX AIR COMPRESSOR

Removal And Disassembly
BENDIX AIR COMPRESSOR

Cleaning Of Parts
BENDIX AIR COMPRESSOR

Inspection Of Parts
BENDIX AIR COMPRESSOR

Repairs
BENDIX AIR COMPRESSOR

Assembly
BENDIX AIR COMPRESSOR

Tu-Flo 750 Specifications
BENDIX AIR COMPRESSOR

Torque Specifications
BENDIX AIR COMPRESSOR

Dimensional Data
BENDIX AIR COMPRESSOR

Maintenance Kits And Available Service Parts
BENDIX AIR COMPRESSOR

Compressor Troubleshooting
BENDIX AIR COMPRESSOR

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 Governor
621F, 623F and 627F Wheel Tractor-Scrapers Air System and Brakes

Air Compressor
621F, 623F and 627F Wheel Tractor-Scrapers Air System and Brakes

Systems Operation

Air Compressor
621F, 623F and 627F Wheel Tractor-Scrapers Air System and Brakes

Disassembly and Assembly

Air Compressor
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Air Compressor And Accessory Drive
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Air Compressor & Accessory Drive
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F 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

Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21

New Gasket Provides Improved Sealing Between Air Compressor And Drive{1803}
1994/09/26

New Air Compressor Governor Assembly Provides Correct Air Compressor Operating Range{1804,1803}
1995/04/03

New Gasket With Integral Rubber Seal Used Between Air Compressor And Front Housing {1803}
1997/02/03

A New Special Instruction, REHS1428 , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500}
2002/09/23

Repair Guidelines for Air Compressors {1803}
2003/08/25

The Current Brakes for the Wheel Tractor-Scrapers Can Be Retrofitted Onto Earlier Models {1803, 3260, 4051, 4208, 4250, 4251}
2005/08/29

A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803}
2004/11/15

BELT TIGHTENER GP

Operation and Maintenance Manual

Fan Drive Bearing and Belt Tightener - Lubricate
627F Wheel Tractor-Scraper

Belts - Inspect/Adjust/Replace
627F Wheel Tractor-Scraper

Specifications

Belt Tension Chart
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Belt Tightener
3406C 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

Disassembly and Assembly

Fan Belt Tightener
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Service Magazine

New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04

ENGINE BRAKE GP

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

Service Magazine

Tools For 346D Jake Brake {1119,1119}
1997/03/31

CAMSHAFT GP

Specifications

Camshaft
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C 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}

Information Release Memo

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Testing and Adjusting

Excessive Bearing Wear - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Disassembly and Assembly

Camshaft
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Camshaft Bearings
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Camshaft
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C DIESEL 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

Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30

New 8T2998 Lubricant Available{0645,1210}
1986/02/17

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16

Camshaft Lobe Surface Finish Improved; Camshaft Drive Gear Installation Procedure {1209,1210,1212}
1993/09/13

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

A New Improved Cam Gear Is Now Available for the Engines of Certain Machines {1212}
2013/06/19

Cat® Reman Has Added Valve Actuators, Valve Lifters, Rocker Arms, and Camshafts for Certain Machine Engines {1121, 1130, 1209, 1210}
2014/09/05

COUPLING GP

Quick Disconnect Coupling On Optional Modification Of 5P4150 Nozzle Tester Permits Faster Exchange Of Adapters{0651,1254}
1979/09/03

CRANKSHAFT GP

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

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}

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

Connecting Rod And Main Bearing Journals
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft
3406C 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 Front Seal & Wear Sleeve
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft Rear Seal & Wear Sleeve
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft Main Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Vibration Damper, Pulley And Trunnion
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Front Seal And Wear Sleeve
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Rear Seal And Wear Sleeve
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Main Bearings
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Vibration Damper, Pulley & Trunnion
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Rear Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft Rear Seal & Wear Sleeve
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft Main Bearings
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Vibration Damper & Pulley
3306 ENGINE FOR 627F SCRAPER

Crankshaft Front Seal & Wear Sleeve
3306 ENGINE FOR 627F SCRAPER

Bearing Clearance - Check
C15 and C18 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

Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22

Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22

Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161}
1982/11/01

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

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

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

Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08

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

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

Mid-Life Bearing Maintenance Recommendations {1203}
1987/09/14

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 Engine Crankshaft Rubber Damper Assembly Uses Improved Rubber Material{1205}
1994/10/03

Wear Sleeve Removal Tooling May "Mark" 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}
2004/05/03

40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

Inspection and/or Repair Procedure to Replace Crankshafts on Machine Engines {1202}
2009/10/29

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

Usability of Main Bearings and Connecting Rod Bearings {1202, 1203, 1218, 1219}
2012/10/18

CYLINDER BLOCK GP

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}

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}

Installation of the 3406B and 3406C Long Block Engines
Installation of the 3406B and 3406C Long Block Engines

Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}

Using the 6V-7840 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

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

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

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

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

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

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

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

Idler Gear Shaft Pilot Bore
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Block
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Liners
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Liner Projection
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Connecting Rod And Main Bearing Journals
3406C 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

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

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 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 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}

Cylinder Block Salvage Procedure Using Belzona® 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

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

Spacer Plate
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Piston Cooling Tubes
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Liners
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankshaft Main Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Spacer Plate
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Camshaft Bearings
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Flywheel Housing
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Piston Cooling Tubes
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Main Bearings
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Cylinder Liners
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Flywheel Housing
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Spacer Plate
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Piston Cooling Tubes
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Cylinder Liners
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Camshaft Bearings
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft Main Bearings
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Bearing Clearance - Check
C15 and C18 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

Remove Piston Cooling Tubes Before Removal Of Pistons And Connecting Rods{1214,1218,1201,1225,1307}
1981/07/13

Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216}
1981/12/21

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

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

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

Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21

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

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

Modification To Holder To Machine Counterbore On Cylinder Block{0664,1201}
1977/02/28

Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350}
1987/07/20

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

Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28

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

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

Procedure To Retain Oil Pump When Pump Mounting Pad On Cylinder Block Is Broken{1201,1304}
1991/05/20

No Gaskets Used With Aluminum Flywheel Housings{1157}
1991/10/14

Be Sure The Fuel Injection Pump Housing Is Compatible With 0R0715 And 0R2545 Remanufactured Short Blocks{1201,1253}
1992/08/31

Cylinder Pack Puller Groups Improved {0705,1239}
1993/01/18

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

New Material Used In O-Rings And Optional New Block Side Cover Replacement{1201}
1996/02/19

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}
2010/08/30

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® 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

CYLINDER HEAD GP

Engine News

Special Instruction

3400 Cylinder Head To Block Joint Repair Procedure{1124}
3400 Cylinder Head To Block Joint Repair Procedure{1124}

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

Valve Covers
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Valves
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Cylinder Head
3406C 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}

Information Release Memo

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Testing and Adjusting

Engine Valve Lash - Inspect/Adjust
3406E and 3456 Engines for Caterpillar Built Machines

Disassembly and Assembly

Cylinder Head Assembly
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Valves
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Valve Seat Inserts
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Bridge Dowels
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Valve Guides
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Fuel Injection Nozzles And Adapters
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Bridge Dowels
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Cylinder Head Assembly
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Valves
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Valve Guides
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Valve Seat Inserts
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Fuel Injection Nozzles & Adapters
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Cylinder Head Assembly
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Valves
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Valve Seat Inserts
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Bridge Dowels
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Valve Guides
3406C DIESEL 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

Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29

Engine Valve Stem "Use Again" 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 High Alloy Material Is Used In Cylinder Head Assemblies{1101}
1984/10/15

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

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16

Tools Now Available To Ream And/Or Hone 0.500" (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

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

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

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08

Camshaft Lobe Surface Finish Improved; Camshaft Drive Gear Installation Procedure {1209,1210,1212}
1993/09/13

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

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 Inlet And Exhaust Valves Have Thinner Heads{1105}
1995/02/20

New And Reconditioned Valve Projection Specifications{1105}
1995/08/28

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

124-9057 Guide (Swirl) Collar Quickly Installs Valve Guides To Proper Height{1104,0701}
1996/12/09

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

DAMPER GP

Operation and Maintenance Manual

Crankshaft Vibration Damper - Inspect
627F Wheel Tractor-Scraper

Specifications

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

Vibration Damper
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Vibration Damper, Pulley And Trunnion
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Vibration Damper, Pulley & Trunnion
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Vibration Damper
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Vibration Damper & Pulley
3306 ENGINE FOR 627F SCRAPER

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

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

DRIVE GP-ACCESSORY

Specifications

Accessory Drive Group
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Accessory Drive (Air Compressor)
621F, 623F and 627F Wheel Tractor-Scrapers Air System and Brakes

Accessory Drive
3406C Engines for Caterpillar Built Machines

Disassembly and Assembly

Air Compressor And Accessory Drive
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Air Compressor & Accessory Drive
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Service Magazine

New Gasket Provides Improved Sealing Between Air Compressor And Drive{1803}
1994/09/26

DRIVE GP-AUXILIARY

Specifications

Accessory Drive Group
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

DRIVE GP-FAN

Operation and Maintenance Manual

Fan Drive Bearing and Belt Tightener - Lubricate
627F Wheel Tractor-Scraper

Belts - Inspect/Adjust/Replace
627F Wheel Tractor-Scraper

Specifications

Belt Tension Chart
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Fan Drive
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Belt Tightener
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Fan Drive
3406C Engines for Caterpillar Built Machines

Disassembly and Assembly

Fan Drive
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Fan Drive
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Fan Drive & Fan
3306 ENGINE FOR 627F SCRAPER

Fan Drive
3306 ENGINE FOR 627F SCRAPER

Service Magazine

New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04

DRIVE GP-PUMP

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, Corrosion Resistant Water Pump Shaft Available{1389,1361}
1985/08/05

New Retainer And Improved Housing Keep Water Pump Bearing Tight; Repair For Loosened Bearing{1361}
1977/04/11

Replacement Seal Group For Water Pump Impeller Now Has All The Seal Parts Plus An Installation Tool{1361,0622}
1978/02/13

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

DRIVE GP-WATER PUMP

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

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

Water Pump
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

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, Corrosion Resistant Water Pump Shaft Available{1389,1361}
1985/08/05

New Retainer And Improved Housing Keep Water Pump Bearing Tight; Repair For Loosened Bearing{1361}
1977/04/11

Replacement Seal Group For Water Pump Impeller Now Has All The Seal Parts Plus An Installation Tool{1361,0622}
1978/02/13

Jacket Water Pumps Now Include New Tapered Roller Bearings {1361}
1995/03/06

Improved Water Pump Groups Available{1361}
1996/09/30

Use 125-9622 Seal Installer To Install 118-9163 Seal In Water Pumps{1361,0708}
1997/01/13

Effectivity Of Current Production Water Pump Group On Caterpillar Machines Powered By A 3406C Machine Engine {1361}
1998/06/01

New Remanufactured Water Pump Groups Available {1361}
1998/12/07

ENGINE GP

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

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

Integral Connector Now Used On The Air Conditioning Condenser Fan Motor Relay Assembly{1408,7320}
1996/04/29

Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}
Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}

FASTENER GP-ENGINE

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}

FLYWHEEL GP

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}

Specifications

Flywheel Housing Cover
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Group
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Bore
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Runout Face Runout (Axial Eccentricity) Of The Flywheel Housing:
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Runout
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C Engines for Caterpillar Built Machines

Flywheel
3406C Engines for Caterpillar Built Machines

Flywheel Housing
3406C Engines for Caterpillar Built Machines

Flywheel
3406C Engines for Caterpillar Built Machines

Flywheel Housing
3406C Engines for Caterpillar Built Machines

Reuse And Salvage Guidelines

Reuse and Salvage for Flywheel Assemblies {1156}
Reuse and Salvage for Flywheel Assemblies {1156}

Testing and Adjusting

Flywheel - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Disassembly and Assembly

Flywheel
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Flywheel Housing
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Flywheel
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Flywheel Housing
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Flywheel
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Oil Pump
621F, 623F & 627F TRACTORS POWER TRAIN

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

Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16

No Gaskets Used With Aluminum Flywheel Housings{1157}
1991/10/14

Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25

New Flywheel Housing Gasket For 3406 Machine Engines{1157}
1999/03/01

GEAR GP

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}

Specifications

Idler Gear Assembly (For Front Gear Group)
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Front Housing And Covers
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Front (Timing) Gear Group
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Rear Gear Group
3406C 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 & Wear Sleeve
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gears & Plate
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Timing Gears And Plate
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Front Seal And Wear Sleeve
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Timing Gears & Plate
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft Front Seal & Wear Sleeve
3306 ENGINE FOR 627F SCRAPER

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

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 Gasket With Integral Rubber Seal Used Between Air Compressor And Front Housing {1803}
1997/02/03

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

HOUSING GP-FLYWHEEL

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}

Specifications

Flywheel Housing Cover
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Bore
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Runout Face Runout (Axial Eccentricity) Of The Flywheel Housing:
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C Engines for Caterpillar Built Machines

Testing and Adjusting

Flywheel Housing - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Disassembly and Assembly

Crankshaft Rear Seal & Wear Sleeve
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Rear Seal And Wear Sleeve
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Flywheel Housing
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Rear Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Rear Seal & Wear Sleeve
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Flywheel Housing
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Flywheel Housing Oil Pump
621F, 623F & 627F TRACTORS POWER TRAIN

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

Use The 6V2034 Micrometer Adapter To Measure Lip Thickness Of Engine Valves {0653,1105}
1979/10/29

No Gaskets Used With Aluminum Flywheel Housings{1157}
1991/10/14

Procedure For Installing Steel Core Gasket At The Front Housing And The Flywheel Housing {1151,1157,1162}
1996/11/25

New Flywheel Housing Gasket For 3406 Machine Engines{1157}
1999/03/01

HOUSING GP-FRONT

Special Instruction

Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}

Specifications

Idler Gear Assembly (For Front Gear Group)
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Front Housing And Covers
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Front (Timing) Gear Group
3406C ENGINE 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 & Wear Sleeve
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gears & Plate
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Timing Gears And Plate
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Front Seal And Wear Sleeve
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Timing Gear Cover
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Timing Gears & Plate
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankshaft Front Seal & Wear Sleeve
3306 ENGINE FOR 627F SCRAPER

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

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 Gasket With Integral Rubber Seal Used Between Air Compressor And Front Housing {1803}
1997/02/03

LIFTING GP-ENGINE

Tool Operating Manual

370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}
370-8083 Plate Assembly - Lifting{0700, 0701, 0703, 1000, 1100}

MISCELLANEOUS INFORMATION

Special Instruction

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

Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory

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

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

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

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

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

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

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

Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory
Remove All 3E6777 Seals And 5P8057 Kits From Dealer Inventory

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

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

Disassembly and Assembly

Fan Drive
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Vibration Damper, Pulley & Trunnion
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Flywheel Housing
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Front Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Crankshaft Rear Seal & Wear Sleeve
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Fan Drive & Fan
3306 ENGINE FOR 627F SCRAPER

Fan Drive
3306 ENGINE FOR 627F SCRAPER

Vibration Damper & Pulley
3306 ENGINE FOR 627F SCRAPER

Service Magazine

Real Value Available Through Caterpillar Remanufacturing Programs{0374}
1980/02/04

Connecting Rod Changes And Replacement Information{1218}
1980/03/03

6V2086 And 6V2087 Seal And Wear Sleeve Installers Available{0622,1160,1161}
1980/09/01

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

Correct Use Of 6V2023 Flow Check Adapter Group Is Important To Prevent Damage To An Engine{0651,0654,1250}
1982/03/22

Separate Valve Stem Gauges Available{0653,1000}
1982/06/07

Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11

Reference Chart for Engine Improvements{0374,1000}
1982/10/25

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

Use the 6V6167 Contact Point to Measure Wear Steps on Piston Pins{0653}
1982/11/22

New Water Pump Has Improved Seal{1361}
1983/02/14

Engine Valve Stem "Use Again" Specifications{0653,1105}
1983/02/28

Use Vacuum Tester For Quality Control Check Of Water Pump Seal{0652,1361}
1983/02/28

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

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

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

Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29

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 Index Lists Engine Special Instructions By SMCS Code{1000,0374}
1986/04/07

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

Modification To Holder To Machine Counterbore On Cylinder Block{0664,1201}
1977/02/28

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

Correct Adjustment Of Fuel Shut-Off Solenoid Shaft Can Prevent Failures{1259}
1977/08/08

Tools Now Available To Ream And/Or Hone 0.500" (12.70 mm) Diameter Valve Guides{0663}
1977/08/22

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

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

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

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

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

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

Engine Coolant Can Be Recycled{1395}
1989/11/13

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08

No Gaskets Used With Aluminum Flywheel Housings{1157}
1991/10/14

New Piston Pin Retainer Used{1225}
1991/10/14

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

New Inlet And Exhaust Valves Have Thinner Heads{1105}
1995/02/20

MOUNTING GP-ALTERNATOR

Identification Of External Terminals On Alternators {1405,1406,1400}
1998/12/07

MOUNTING GP-ENGINE

Specifications

Engine Support
3406C 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

Front Support
3406 ENGINE SUPPLEMENT FOR 621F, 623F AND 627F TRACTORS

Front Support
3306 ENGINE FOR 627F SCRAPER

Engine Support (Front) - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines

Service Magazine

Torque Check Necessary For Front Support Bracket Bolts When Damper And Pulley Are Removed {1153}
1996/05/13

New Washers For Engine Mount Provide Better Engine Alignment {1152,1154}
1998/06/22

PAN GP-OIL

Operation and Maintenance Manual

Engine Oil Sample - Obtain
627F Wheel Tractor-Scraper

Engine Oil Level - Check
627F Wheel Tractor-Scraper

Engine Oil and Filter - Change
627F Wheel Tractor-Scraper

Engine Oil (High Speed) and Oil Filter - Change
627F Wheel Tractor-Scraper

Specifications

Oil Pan
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Crankcase Guard
621F, 623F and 627F Wheel Tractor-Scrapers Power Train

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

Oil Pan & Plate
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Oil Pan
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Oil Pan & Plate
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Crankcase Guards
621F, 623F & 627F TRACTORS POWER TRAIN

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

New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27

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}
2008/09/29

PARTS GP-MISCELLANEOUS

Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

3406, 3406C, and 3406E Engine Rebuild Kits for Machines Are Now Available {1000}
2012/06/08

PISTON & ROD GP

Special Instruction

Use of Piston Pin Bearing Removal and Installation Tools{1218}
Use of Piston Pin Bearing Removal and Installation Tools{1218}

Using Caterpillar Cylinder Pack Pulling Tools{1239}
Using Caterpillar Cylinder Pack Pulling Tools{1239}

Piston Cleaning Procedure{1214}
Piston Cleaning Procedure{1214}

Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}

Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}

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

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

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

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

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

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

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

Technical Information Bulletin

Connecting Rod Bearings
Connecting Rod Bearings

Specifications

Pistons And Rings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Connecting Rods
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Connecting Rod And Main Bearing Journals
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Connecting Rod Bearing Journal
3406C Engines for Caterpillar Built Machines

Connecting Rod - Connecting Rod For One-Piece Aluminum Piston
3406C Engines for Caterpillar Built Machines

Piston and Rings - Two-Piece Articulated Piston
3406C Engines for Caterpillar Built Machines

Connecting Rod - Connecting Rod For Steel Articulated Piston
3406C Engines for Caterpillar Built Machines

Piston and Rings - One-Piece Piston
3406C Engines for Caterpillar Built Machines

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

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

Information Release Memo

3406C REMANUFACTURED BLOCKS FOR MACHINE APPLICATIONS
3406C REMANUFACTURED BLOCKS FOR MACHINE APPLICATIONS

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

Testing and Adjusting

Engine Crankcase Pressure (Blowby) - Test
3406E and 3456 Engines for Caterpillar Built Machines

Compression - Test
3406E and 3456 Engines for Caterpillar Built Machines

Excessive Bearing Wear - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Connecting Rod Bearings - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Cylinder Liner Projection - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Piston Ring Groove - Inspect
3406E and 3456 Engines for Caterpillar Built Machines

Disassembly and Assembly

Piston Cooling Tubes
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Pistons & Connecting Rod Assemblies
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Connecting Rod Bearings
3406C ENGINE FOR CATERPILLAR BUILT MACHINES

Pistons And Connecting Rod Assemblies
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Connecting Rod Bearings
3406 VEHICULAR ENGINE FOR 621E & 623E TRACTORS

Pistons & Connecting Rod Assemblies
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Connecting Rod Bearings
3406C DIESEL ENGINES FOR CATERPILLAR BUILT MACHINES

Bearing Clearance - Check
C15 and C18 Engines for Caterpillar Built Machines

Connecting Rod Bearings - Install
C15 and C18 Engines for Caterpillar Built Machines

Connecting Rod Bearings - Remove
C15 and C18 Engines for Caterpillar Built Machines

Piston Cooling Jets - Remove and Install
C15 and C18 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Disassemble
C15 and C18 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Assemble
C15 and C18 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Remove
C15 and C18 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Install
C15 and C18 Engines for Caterpillar Built Machines

Service Magazine

Connecting Rod Changes And Replacement Information{1218}
1980/03/03

Remove Piston Cooling Tubes Before Removal Of Pistons And Connecting Rods{1214,1218,1201,1225,1307}
1981/07/13

Piston And Connecting Rod Assembly Storage Cabinet{0600}
1982/01/18

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

New Bearing Standard: Quantity Of One Part Number Now Has Both Halves Of The Bearing{7551}
1982/08/09

Use 6V6147 Polishing Wheel To Clean Piston Pins{0675,1214}
1982/11/08

Use the 6V6167 Contact Point to Measure Wear Steps on Piston Pins{0653}
1982/11/22

Pistons With Thicker Top Rings Must Be Used In Correct Applications {1214,1215}
1983/04/18

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

Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21

Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29

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

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02

Increase Piston Reuse With Keystone Piston Ring Gauge Group{1214,1215}
1986/06/16

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 Piston Pin Bearing Used In Connecting Rod Assembly{1218}
1977/04/25

Use Only Paint To Mark Connecting Rod Caps For Torque-Turn Method {1218,1219}
1987/06/01

Testing Connecting Rod Eye Bushings When Overhauling Engines{1218}
1987/07/06

Locating Bushings For The 5P3550 Rod Boring Machine Will Now Hold Tapered Piston Pin Bushings {0626}
1978/04/17

Use 6V100 Tool Arrangement To Remove And Install Piston Pin Bearings For Both Tapered And Standard Connecting Rods{0620,1218}
1978/04/24

Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21

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

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

Wider Connecting Rods Have More Bearing Area{1214,1218}
1979/11/05

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

New Piston Pin Retainer Used{1225}
1991/10/14

Cylinder Pack Puller Groups Improved {0705,1239}
1993/01/18

New Piston Body Has Improved Bonding Between Iron Band And Aluminum Body{1214}
1994/02/07

Be Sure Correct Piston Cooling Jets Are Installed{1331}
1994/11/28

Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763}
1997/01/13

Piston Pump For Use With Fire Resistant Fluid (Water Glycol) Available For Cushion-Hitch And Brake Systems {4268,5070,5316}
1998/04/27

A New Optional Two-Piece Service Replacement Piston Is Available {1214}
2001/11/05

New Guidelines for Inspecting Pistons {1214}
2006/01/02

Cylinder Pack Upgrade Is Available for Certain 3406B and 3406C Machine Engines When Replacing All Six Cylinders Packs {1201, 1225}
2010/08/30

A New Piston Cooling Jet Assembly Has Been Released {1331}
2006/05/01

Truck sale:

Caterpillar 627F
- Scrapers
HOLT CAT

Caterpillar 627F, Schaber, Bau-Und Bergbauausrüstung
- Scrapers
WAGNER EQUIPMENT CO

368.500

Caterpillar 627F, Schaber, Bau-Und Bergbauausrüstung

152,150

Caterpillar 627F, Construction
- Scrapers
BUTLER MACHINERY COMPANY