AVSPARE.COM
parts catalog
  1. Home
  2. Caterpillar catalog

4N-9457 COVER GP-VALVE MECHANISM S/N 60M1-2572 3412 MARINE ENGINE


BASIC ENGINE
VALVE MECHANISM GP
CRANKSHAFT GP
CYLINDER BLOCK GP

MARINE ENGINE 3412 MARINE ENGINE 60M
 3412B Marine Engine 60M00001-05160 SEBP1098 3412 60M   (1976)

BASIC ENGINE

VALVE MECHANISM GP
COVER GP-VALVE MECHANISM
4N-9457 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
ROCKER ARM GP
4N-1717 ROCKER ARM GP
ROCKER ARM GP
4N-1717 ROCKER ARM GP
ROCKER ARM GP
7W-5926 ROCKER ARM GP
ROCKER ARM GP
7W-5927 ROCKER ARM GP
VALVE MECHANISM GP
4N-7352 VALVE MECHANISM GP
VALVE MECHANISM GP
4N-7352 VALVE MECHANISM GP
 

#SEBP10980030
 

4N-9457: COVER GP-VALVE MECHANISM

4N-9457 COVER GP-VALVE MECHANISM
S/N 60M1-2572
i00371213 SEBP1098
4N9457 COVER GP-VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0851 [3] ADAPTER  
2. 6N-2985 [1] CAP AS-FILLER (ENGINE OIL)  
3. 6N-2757 [2] COVER-ROCKER ARM (REAR)  
4. 6N-2758 [2] COVER-ROCKER ARM (FRONT)  
5. 5P-5678 CD SEAL (2.820M)  
6. 6N-2602 [4] BASE-VALVE MECHANISM COVER  
7. 9L-8925 [60] BOLT (5/16-18X1.25-IN)  
8. 5P-5678 CD SEAL (3.252M)  
9. 5P-5678 CD SEAL (3.252M)  
10. 7M-1599 C [12] STUD-TAPERLOCK  
11. 4N-4957 C [1] PLUG  
12. 5P-5678 CD SEAL (2.820M)  
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
 

#SEBP10980031
 

4W-5388: COVER GP-VALVE MECHANISM

4W-5388 COVER GP-VALVE MECHANISM
S/N 60M400-3138
FOR USE WITH HEAT EXCHANGER COOLED ENGINES
i00379635 SEBP1098
4W5388 COVER GP-VALVE MECHANISM Parts scheme 4W5388 COVER GP-VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-4957 [1] PLUG  
2. 4N-0851 [1] ADAPTER  
3. 9L-8925 C [27] BOLT (5/16-18X1.25-IN)  
4. 5P-5678 BD SEAL  
5. 6N-2758 [1] COVER-ROCKER ARM (FRONT)  
6. 6N-2757 [1] COVER-ROCKER ARM (REAR)  
7. 4W-2580 [2] BASE-VALVE MECHANISM COVER  
8. 9L-8925 CB [3] BOLT (5/16-18X1.25-IN)  
9. 6N-2985 J [1] CAP AS-FILLER (ENGINE OIL)  
10. 4N-0851 C [2] ADAPTER  
11. 9L-8925 [30] BOLT (5/16-18X1.25-IN)  
12. 5P-5678 BD SEAL  
13. 6N-2758 [1] COVER-ROCKER ARM (FRONT)  
14. 6N-2757 [1] COVER-ROCKER ARM (REAR)  
15. 4W-2580 [2] BASE-VALVE MECHANISM COVER  
   
    AVAILABLE REPLACEMENT PART(S):
  113-5253 AJ [1] CAP AS-FILLER (ENGINE OIL)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
  J   SERVICED PART MARKED J PROVIDES BLACK ENGINE DRESS-UP OPTION FOR PART MARKED J
 

#SEBP10980032
 

4W-5388: COVER GP-VALVE MECHANISM

4W-5388 COVER GP-VALVE MECHANISM
S/N 60M3139-5160
FOR USE WITH HEAT EXCHANGER COOLED ENGINES
i00379636 SEBP1098
4W5388 COVER GP-VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-7878 C [1] COVER AS-VALVE MECHANISM  
  7C-6514 [1] ADAPTER  
  272-2583 [1] SEAL-O-RING  
  9Y-0015 [1] COVER-ROCKER ARM  
2. 7C-7876 C [1] COVER AS-VALVE MECHANISM  
  7C-6514 [2] ADAPTER  
  9Y-0015 [1] COVER-ROCKER ARM  
  272-2583 [2] SEAL-O-RING  
3. 9L-8925 [57] BOLT (5/16-18X1.25-IN)  
4. 4W-2580 [4] BASE-VALVE MECHANISM COVER  
5. 5P-5678 D SEAL (1.4-M EACH)  
5A. 5P-5678 D SEAL (3.2-M EACH)  
5B. 5P-5678 D SEAL (2.8-M)  
6. 6N-2985 J [1] CAP AS-FILLER (ENGINE OIL)  
7. 6N-2758 [2] COVER-ROCKER ARM  
   
  9L-8925 F [3] BOLT (5/16-18X1.25-IN)  
    (NOT REQUIRED ON MODEL E247)
   
    AVAILABLE REPLACEMENT PART(S):
  113-5253 AJ [1] CAP AS-FILLER (ENGINE OIL)  
  A   NOT PART OF THIS GROUP
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
  F   NOT SHOWN
  J   SERVICED PART MARKED J PROVIDES BLACK ENGINE DRESS-UP OPTION FOR PART MARKED J
 

#SEBP10980033
 

9Y-5381: CRANKSHAFT AS

9Y-5381 CRANKSHAFT AS
S/N 60M2295-5160
FIELD REPLACEMENT FOR 1W-6213 CRANKSHAFT AS
FIELD INSTALLATION
i00109052 SEBP1098
9Y5381 CRANKSHAFT AS Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-5005 [1] DOWEL  
2. 4N-0684 [1] DOWEL  
3. 7N-7591 [1] GEAR-CRANKSHAFT (80-TEETH)  
4. 9F-2247 [6] PLUG-PIPE  
 

#SEBP10980034
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M1-2294
i00108657 SEBP1098
4N0922 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7755 [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 7N-7591 C [1] GEAR-CRANKSHAFT (80-TEETH)  
4. 9F-2247 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 7N-8947 C [2] PLATE-THRUST  
7. 7N-1999 C [2] SEAL GP-CRANKSHAFT  
8. 8N-5421 C [7] BEARING-MAIN  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP10980035
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M2295-2407
i00108658 SEBP1098
4N0922 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-6213 C [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 7N-7591 [1] GEAR-CRANKSHAFT (80-TEETH)  
4. 9F-2247 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 253-1752 CJ [2] PLATE-THRUST  
7. 2W-1733 C [1] SEAL GP-CRANKSHAFT (FRONT)  
8. 317-8766 CJ [7] BEARING-MAIN (STANDARD)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
9. 2W-1734 C [1] SEAL GP-CRANKSHAFT (REAR)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP10980036
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 60M2408-5160
i00089669 SEBP1098
4N0922 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-4088 C [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 114-0966 [1] GEAR-CRANKSHAFT (99-TEETH)  
4. 8T-6757 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 253-1752 J [2] PLATE-THRUST  
7. 2W-1733 [1] SEAL GP-CRANKSHAFT (FRONT)  
8. 4W-5492 J [7] BEARING-MAIN (STANDARD)  
    EACH SERVICED BY
  317-8766 [1] BEARING-MAIN (DIESEL)  
  317-8766 [1] BEARING-MAIN (GAS)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
9. 2W-1734 [1] SEAL GP-CRANKSHAFT (REAR)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP10980037
 

122-8601: CYLINDER BLOCK AS

122-8601 CYLINDER BLOCK AS
S/N 60M400-5160
PART OF 122-8607 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 2W-5208@@@@@
i00512814 SEBP1098
1228601 CYLINDER BLOCK AS Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
3. 4N-0685 [5] BUSHING (1-IN WIDE)  
4. 2W-6000 [12] LINER-CYLINDER BLOCK  
5. 110-2220 [36] SEAL-LINER  
6. 4N-5858 [7] CAP (CRANKSHAFT BEARING)  
7. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
8. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
9. 9L-5854 [12] BAND-FILLER (130.2-MM ID)  
   
  2W-3815 ABF INSERT-LINER SEAT (1.605-MM THK)  
  5N-0093 ABF INSERT-LINER SEAT (2.71-MM THK)  
  6I-4361 ABF INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABF INSERT-LINER SEAT (0.872-MM THK)  
  6I-4363 ABF INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABF INSERT-LINER SEAT (1.655-MM THK)  
  6I-4365 ABF INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABF INSERT-LINER SEAT (2.76-MM THK)  
  9Y-3368 ABF INSERT-LINER SEAT (0.822-MM THK)  
  101-0523 ABF INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABF INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABF INSERT-LINER SEAT (5.26-MM THK)  
  159-9778 ABF LINER-CYLINDER BLOCK  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
 

#SEBP10980038
 

4N-2638: CYLINDER BLOCK AS

4N-2638 CYLINDER BLOCK AS
PART OF 1W-5915, 4N-2624 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 2W-5208@@@@@
i00370620 SEBP1098
4N2638 CYLINDER BLOCK AS Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
2. 4N-0685 [5] BUSHING (1-IN WIDE)  
3. 2W-6000 [12] LINER-CYLINDER BLOCK  
4. 9L-5854 [12] BAND-FILLER (130.2-MM ID)  
5. 110-2220 [36] SEAL-LINER  
6. 4N-5858 [7] CAP (CRANKSHAFT BEARING)  
7. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
8. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
   
  2W-3815 ABF INSERT-LINER SEAT (1.605-MM THK)  
  5N-0093 ABF INSERT-LINER SEAT (2.71-MM THK)  
  6I-4361 ABF INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABF INSERT-LINER SEAT (0.872-MM THK)  
  6I-4363 ABF INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABF INSERT-LINER SEAT (1.655-MM THK)  
  6I-4365 ABF INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABF INSERT-LINER SEAT (2.76-MM THK)  
  9Y-3368 ABF INSERT-LINER SEAT (0.822-MM THK)  
  101-0523 ABF INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABF INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABF INSERT-LINER SEAT (5.26-MM THK)  
  159-9778 ABF LINER-CYLINDER BLOCK  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
 

#SEBP10980039
 

122-8607: CYLINDER BLOCK GP

122-8607 CYLINDER BLOCK GP
S/N 60M400-5160
i00512848 SEBP1098
1228607 CYLINDER BLOCK GP Parts scheme
  For full view, you need register

Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-4990 [12] JET AS-PISTON COOLING  
2. 4N-1650 [4] DOWEL  
3. 8T-6763 [4] PLUG-PIPE (1/4-18-THD)  
4. 122-8601 Y [1] CYLINDER BLOCK AS  
5. 8T-6757 [6] PLUG-PIPE  
6. 6N-9135 [2] GASKET-PLATE  
7. 6I-4611 [2] PLATE-SPACER  
8. 7C-9614 [3] PLUG-TAPERLOCK (1-5/8-12-THD)  
9. 4N-0683 [4] DOWEL  
10. 9S-4190 [8] PLUG-O-RING (7/8-14-THD)  
  2M-9780 [8] SEAL-O-RING  
11. 3B-0645 [1] PLUG-CUP  
12. 6L-4428 [3] STUD-TAPERLOCK (3/8-16X4.01-IN)  
13. 7C-7407 [1] STUD  
14. 7M-7410 [6] PLUG-PIPE  
15. 8M-8283 [4] SEAL-O-RING  
16. 3S-6605 [2] PLUG-CUP  
17. 111-8606 [12] BOLT-SPECIAL (OIL JET)  
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Special Cup Plugs For Use In Oversize (Larger Than Standard Size) Bores In Valve Rocker Arm Shafts
1980/09/10
New Fuel Nozzle Adapter Assembly Used
1982/02/24
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary
1982/04/07
Improved Inlet And Exhaust Valves
1982/09/22
Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter
1982/10/20
New Head Gasket Improves Seal Between Block And Liner Flange
1982/10/20
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads
1983/01/19
Use Caution During Replacement Of Damaged Nozzle Adapters Or Precombustion Chambers
1983/01/19
Engine Valve Stem "Use Again" Specifications
1983/03/16
New Fuel Nozzle Adapters Used
1983/05/25
Damaged Lifter Bores In 3400 Series Engines Can Be Used Again
1983/07/06
New Valve Lifter Assemblies Used In Valve Mechanism Groups
1983/11/30
New Adapter Assemblies And Clamps Used To Hold Fuel Nozzles In Position
1984/03/07
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads
1984/05/16
Surface Grinding Of Compacted Graphite Iron Cylinder Heads
1984/07/11
New Inlet Valves Used In Cylinder Heads
1984/09/12
New High Alloy Material Is Used In Cylinder Head Assemblies
1984/10/24
A New Book "Analyzing Diesel And Natural Gas Engine Valve Failures" Is Available
1985/03/01
New Cylinder Heads And Fuel Nozzle Adapters Used
1985/07/01
Extra Injection Nozzle Clamp Helps Prevent Injection Nozzle Damage
1985/08/01
Cylinder Head And Valve Rocker Arm Brackets Have Oil Supply Passages In A Different Location To Prevent Possible Oil Leakage Into Cooling System
1985/11/01
Adjust Bridge Whenever Valve Clearance Adjustments Are Made
1986/04/01
Valve Lash Adjustment Interval Is Changed
1986/07/01
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed
1986/10/01
Change To Interval For Valve Lash Adjustment
1987/02/01
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts
1987/04/01
Silicone Rubber Water Seals Available
1987/07/01
Improved Valve Mechanism Cover Groups
1988/01/01
Seal Retainer And Seals Are Required When A New Cylinder Head Assembly Is Installed
1988/11/01
Improved Head Gasket Used; Service Tips
1990/03/01
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary
1990/05/01
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads
1990/10/01
Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/01
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance {1123,1100}
1994/06/01
New Valve Lifter Assembly Provides Improved Lubrication Of Lifter Roller And Camshaft Lobes {1209,1210}
1994/06/01
Remanufactured 3400 Cylinder Heads Now Use Intake And Exhaust Valves With Chrome Plated Valve Stems {1105}
1994/09/01
New Inlet And Exhaust Valves Have Thinner Heads{1105}
1995/02/01
Valve Lash Adjustment Intervals{1105}
1995/08/01
New And Reconditioned Valve Projection Specifications{1105}
1995/09/01
Be Sure To Use The Correct Inlet And Exhaust Valves In Engines Equipped With Valve Bridges That Do Not Ride On Dowels{1105,1121}
1998/03/01
New 5P4185 Fuel Pump Timing Pin To Be Used Only On 3408 And 3412 Engines
1977/05/13
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25
5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads
1977/06/29
Tolerance Added To Valve Clearance Specifications
1978/01/18
Use Again Specifications For Valve Springs Are Changed
1978/03/01
5P8700 Lifting Brackets Permit Cylinder Head Assembly To Be Removed And Installed
1978/07/05
Remove Fuel Injection Nozzles Before The Bottom Surface Of A Cylinder Head Is Cleaned
1978/08/16
A Improved Guide Spring is Now Used {1108}
2005/11/28
A New Guide Spring for the Camshaft Lifter is Now Used {1102}
2008/03/17
A New Valve Lifter As is now Available on Certain 3412 Marine Engines {1102, 1121, 1123, 1209}
2011/06/08
Cat<SUP>&reg;</SUP> Reman Has Added Valve Lifters, Rocker Arms, and Camshafts for Certain Engines and Generator Set Engines {1123, 1130, 1209, 1210}
2014/09/05
Special Instruction
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
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}
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}
Service Letter-NACD
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Technical Information Bulletin
Blocked Oil Passages on the 3408, 3408C, G3408, 3412, 3412C, and G3412 Industrial and Commercial Engines
Blocked Oil Passages on the 3408, 3408C, G3408, 3412, 3412C, and G3412 Industrial and Commercial Engines
Failures of the 305-6843 Guide Spring on Certain Engines{1102, 1121, 1123, 1209}
Failures of the 305-6843 Guide Spring on Certain Engines{1102, 1121, 1123, 1209}
Specifications
Valve Covers
3412 INDUSTRIAL AND MARINE ENGINES
Valve Rocker Arms, Lifters, And Bridges
3412 INDUSTRIAL AND MARINE ENGINES
Oil Breather Cap
3412 INDUSTRIAL AND MARINE ENGINES
Valve Rocker Arms, Lifters, and Bridges
3408C and 3412C Marine Engines
Valve Mechanism Cover
3408C and 3412C Marine Engines
Service Letter-China
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Service Letter-Asia
Reuse And Salvage Guidelines
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Disassembly and Assembly
Governor &amp; Fuel Pump Drive
3408C & 3412C MARINE ENGINES
Valve Covers
3408C & 3412C MARINE ENGINES
Valve Lifters &amp; Push Rods
3408C & 3412C MARINE ENGINES
Rocker Shaft Assembly
3408C & 3412C MARINE ENGINES
Bridge Dowels
3408C & 3412C MARINE ENGINES
Valve Covers
3412 INDUSTRIAL & MARINE ENGINES
Valve Lifters &amp; Push Rods
3412 INDUSTRIAL & MARINE ENGINES
Rocker Shaft Assembly
3412 INDUSTRIAL & MARINE ENGINES
Valves
3412 INDUSTRIAL & MARINE ENGINES
Valve Seat Inserts
3412 INDUSTRIAL & MARINE ENGINES
Bridge Dowels
3412 INDUSTRIAL & MARINE ENGINES
Service Magazine
Special Cup Plugs For Use In Oversize (Larger Than Standard Size) Bores In Valve Rocker Arm Shafts{1102}
1980/09/15
Reconditioning of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1100}
1982/03/08
Reusability Of Camshaft Rollers And Roller Followers{1209,1210}
1982/09/06
Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter{1106}
1982/10/18
Engine Valve Stem &quot;Use Again&quot; Specifications{0653,1105}
1983/02/28
Damaged Lifter Bores In 3400 Series Engines Can Be Used Again{1201,0374}
1983/07/04
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
New Valve Lifter Assemblies Used In Valve Mechanism Groups{1209}
1983/10/31
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
Changes To Fuel Systems {1250,1251,1252,1253,1254,1100}
1985/09/16
Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30
Cylinder Head And Valve Rocker Arm Brackets Have Oil Supply Passages In A Different Location To Prevent Possible Oil Leakage Into Cooling System {1100,1102,1350}
1985/10/21
Adjust Bridge Whenever Valve Clearance Adjustments Are Made{1121,1105,1100}
1986/04/07
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
Avoid Oil Contact With New Water Passage Seals Used In Cylinder Head Groups{1100}
1986/12/15
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16
5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads{0663,1101}
1977/06/20
Tools Now Available To Ream And/Or Hone 0.500&quot; (12.70 mm) Diameter Valve Guides{0663}
1977/08/22
Change To Interval For Valve Lash Adjustment{1103,1105,1123}
1987/02/16
Silicone Rubber Water Seals Available{1100}
1987/07/06
Improved Valve Mechanism Cover Groups{1107}
1987/12/14
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
Remove Fuel Injection Nozzles Before The Bottom Surface Of A Cylinder Head Is Cleaned{1254,1101}
1978/08/07
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; Service Tips {1124,1216,1221,7568}
1990/02/26
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1121}
1990/04/30
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08
Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/07

Caterpillar Parts SIS Catalog 3412 :

COVER GP-FRONT HOUSING
4N-6798 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
4N-6798 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
1N-4607 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
1N-4607 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
1N-4607 COVER GP-FRONT HOUSING
COVER GP-FLYWHEEL HOUSING
4N-7798 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
4N-7798 COVER GP-FLYWHEEL HOUSING
COVER GP-CYLINDER BLOCK
6N-1849 COVER GP-CYLINDER BLOCK
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
CRANKSHAFT AS
9Y-5381 CRANKSHAFT AS
CRANKSHAFT GP
4N-0922 CRANKSHAFT GP
CRANKSHAFT GP
4N-0922 CRANKSHAFT GP
CRANKSHAFT GP
4N-0922 CRANKSHAFT GP
CYLINDER BLOCK AS
122-8601 CYLINDER BLOCK AS
CYLINDER BLOCK AS
4N-2638 CYLINDER BLOCK AS

Truck sale:

Caterpillar 3412, mobile generator sets, Construction
95,720 
Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
Caterpillar 3412, mobile generator sets, Construction
96,795 
Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
Caterpillar 3412, mobile generator sets, Construction
93,569 
Caterpillar 3412, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
Caterpillar 3412, Stationary Generator Sets, Construction
60,000 
Caterpillar 3412, Stationary Generator Sets, Construction
- Stationary Generator Sets
FOLEY EQUIPMENT COMPANY
Caterpillar 3412, Stationary Generator Sets, Construction
159,600 
Caterpillar 3412, Stationary Generator Sets, Construction
- Stationary Generator Sets
FOLEY EQUIPMENT COMPANY
Back to top
Contacts Request list Affiliate disclosure
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.