BASIC ENGINE
PULLEY GPCRANKSHAFT GP
CYLINDER BLOCK GP
VALVE MECHANISM GP
LUBRICATION SYSTEM
BREATHER GPLINES GP-ENGINE OIL
BASIC ENGINE
PULLEY GP#SEBP54010100
7W-5253: PULLEY GP-FAN DRIVE
  7W-5253 PULLEY GP-FAN DRIVE 
S/N YAK1-UP
0.751 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
S/N YAK1-UP
0.751 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 7N-7660 Y | [1] | DRIVE GP-FAN | |
| 2. | 7W-6867 | [1] | PULLEY-FAN DRIVE | |
| 3. | 7W-5258 | [1] | V-BELT SET (INCLUDES 4-BELTS)(FAN DRIVE) | |
| 4. | 4W-8507 J | [1] | PULLEY-CRANKSHAFT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 7W-1449 J | [1] | KIT-BUSHING (CRANKSHAFT PULLEY) | ||
| (INCLUDES BUSHING, BOLTS, LOCKWASHERS, SET SCREW & KEY) | ||||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP54010101
7W-8138: PULLEY GP-FAN DRIVE
  7W-8138 PULLEY GP-FAN DRIVE 
S/N YAK1-UP
0.339 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
S/N YAK1-UP
0.339 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 7N-7660 Y | [1] | DRIVE GP-FAN | |
| 2. | 7W-5109 | [1] | PULLEY-FAN DRIVE | |
| 3. | 7W-5228 | [1] | V-BELT SET (INCLUDES 6-BELTS)(FAN DRIVE) | |
| 4. | 7W-0703 J | [1] | PULLEY AS-CRANKSHAFT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 7W-1449 J | [1] | KIT-BUSHING (CRANKSHAFT PULLEY) | ||
| (INCLUDES BUSHING, BOLTS, LOCKWASHERS, SET SCREW & KEY) | ||||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP54010102
7W-8141: PULLEY GP-FAN DRIVE
  7W-8141 PULLEY GP-FAN DRIVE 
S/N YAK1-UP
0.372 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
S/N YAK1-UP
0.372 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 7N-7660 Y | [1] | DRIVE GP-FAN | |
| 2. | 7W-5108 | [1] | PULLEY-FAN DRIVE | |
| 3. | 8N-6702 | [1] | V-BELT SET (INCLUDES 6-BELTS)(FAN DRIVE) | |
| 4. | 7W-0703 J | [1] | PULLEY AS-CRANKSHAFT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 7W-1449 J | [1] | KIT-BUSHING (CRANKSHAFT PULLEY) | ||
| (INCLUDES BUSHING, BOLTS, LOCKWASHERS, SET SCREW & KEY) | ||||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP54010103
7W-8143: PULLEY GP-FAN DRIVE
  7W-8143 PULLEY GP-FAN DRIVE 
S/N YAK1-UP
0.556 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
S/N YAK1-UP
0.556 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 7N-7660 Y | [1] | DRIVE GP-FAN | |
| 2. | 7W-8140 | [1] | PULLEY-FAN DRIVE | |
| 3. | 7W-8135 | [1] | V-BELT SET (INCLUDES 6-BELTS)(FAN DRIVE) | |
| 4. | 7N-4106 J | [1] | PULLEY AS-CRANKSHAFT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 4W-0335 J | KIT-BUSHING (CRANKSHAFT PULLEY) | |||
| (INCLUDES BUSHING, BOLTS, LOCKWASHER, SET SCREW & KEY) | ||||
| J | KIT MARKED J AVAILABLE FOR PART MARKED J | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP54010104
7W-8144: PULLEY GP-FAN DRIVE
  7W-8144 PULLEY GP-FAN DRIVE 
S/N YAK1-UP
0.455 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
S/N YAK1-UP
0.455 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 7N-7660 Y | [1] | DRIVE GP-FAN | |
| 2. | 7W-8140 | [1] | PULLEY-FAN DRIVE | |
| 3. | 7W-8137 | [1] | V-BELT SET (INCLUDES 6-BELTS)(FAN DRIVE) | |
| 4. | 7W-0703 J | [1] | PULLEY AS-CRANKSHAFT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 7W-1449 J | [1] | KIT-BUSHING (CRANKSHAFT PULLEY) | ||
| (INCLUDES BUSHING, BOLTS, LOCKWASHERS, SET SCREW & KEY) | ||||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP54010105
7W-3813: SEAL GP-CRANKSHAFT
  7W-3813 SEAL GP-CRANKSHAFT 
S/N 1KZ1-UP
S/N 1KZ1-UP
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 113-8433 C | [1] | SEAL (COUNTERCLOCKWISE ROTATION) | |
| (INSTALL IN FLYWHEEL HOUSING ON STANDARD ROTATION ENGINES & IN FRONT HOUSING ON REVERSE ROTATION ENGINES) | ||||
| 2. | 113-8432 C | [1] | SEAL (CLOCKWISE ROTATION) | |
| (INSTALL IN FRONT HOUSING ON STANDARD ROTATION ENGINES & IN FLYWHEEL HOUSING ON REVERSE ROTATION ENGINES) | ||||
| C | CHANGE FROM PREVIOUS TYPE | |||
#SEBP54010106
8N-8510: VALVE GP-EXPLOSION RELIEF
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS#SEBP54010107
195-1926: VALVE MECHANISM GP
  195-1926 VALVE MECHANISM GP 
S/N 1KZ1-UP
S/N 1KZ1-UP
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 9Y-1741 | [2] | ROCKER ARM AS | |
| (EACH INCLUDES) | ||||
| 1A. | 1W-4594 | [1] | BUSHING | |
| 8N-7197 | [1] | SOCKET-ARM | ||
| 2. | 265-7538 C | [1] | BRIDGE (EXHAUST) | |
| 3. | 265-7537 C | [1] | BRIDGE (INLET) | |
| 4. | 8F-8858 | [3] | VALVE (BUTTON) | |
| 5. | 9F-7707 | [3] | RING-RETAINING | |
| 6. | 358-0768 | [3] | SCREW-ADJUSTING (1/2-20X2.42-IN) | |
| 7. | 3J-9196 | [3] | NUT-JAM (1/2-20-THD) | |
| 8. | 4W-6682 | [3] | PUSHROD-VALVE | |
| 9. | 483-9371 | [1] | BASE AS-ROCKER ARM | |
| 8N-4387 | [2] | DOWEL-HOLLOW | ||
| 10. | 7E-3772 | [1] | GASKET | |
| 11. | 0S-1590 B | [2] | BOLT (3/8-16X2-IN) | |
| 12. | 334-1626 | [2] | BOLT (3/8-16X2-IN) | |
| 13. | 5M-2894 | [3] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 14. | 346-7515 | [3] | LIFTER AS | |
| (EACH INCLUDES) | ||||
| 7N-3421 | [1] | INSERT-LIFTER | ||
| 15. | 7N-4782 | [3] | SPRING-LIFTER GUIDE | |
| 16. | 7C-2377 | [1] | SHAFT AS-ARM | |
| 154-1584 | [1] | PIN-SPRING | ||
| 17. | 8T-7581 | [2] | BOLT-12 POINT HEAD (1/2-13X6-IN) | |
| 18. | 2J-0157 | [2] | SEAL-O-RING | |
| 21. | 5M-2894 B | [1] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 23. | 196-4795 | [1] | ROCKER ARM AS | |
| 23A. | 1W-4594 | [1] | BUSHING | |
| 8N-7197 | [1] | SOCKET-ARM | ||
| B | USE AS REQUIRED | |||
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP54010108
144-2890: BREATHER GP
  144-2890 BREATHER GP 
S/N 1KZ1-UP
S/N 1KZ1-UP
Parts for your 3512 GENERATOR SET:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 4W-1450 | [3] | COVER AS | |
| 2. | 4W-3027 | [3] | BREATHER AS (CRANKCASE) | |
| 3. | 4W-3034 | [3] | CLAMP-HOSE | |
| 4. | 5P-0597 | [3] | CLAMP-HOSE | |
| 5. | 141-7143 | [1] | HOSE-ELBOW | |
| 6. | 5P-4868 | [2] | CLAMP-HOSE | |
| 7. | 272-0757 | [3] | SEAL-VALVE COVER (BREATHER COVER) | |
| 8. | 217-6692 | [1] | HOSE-TEE | |
| 9. | 033-6031 | [3] | SEAL-O-RING | |
| 10. | 1A-9579 | [12] | BOLT (5/16-18X1.5-IN) | |
| 11. | 9M-1974 | [12] | WASHER-HARD (8.8X16X2-MM THK) | |
| 12. | 7N-7820 B | [2] | BOOT | |
| B | USE AS REQUIRED | |||
#SEBP54010109
325-6244: DRAIN GP-OIL
Parts for your 3512 GENERATOR SET:
CATERPILLAR SISInformation:
BASIC ENGINE
 
PULLEY GP
 
Engine News 
       
Operation and Maintenance Manual 
       
Service Magazine 
         Caterpillar Parts SIS Catalog 3512 :
Truck sale:
230,416 
230,416 
238,453 
178,974 
178,974 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 


