AIR INLET AND EXHAUST SYSTEM
TURBOCHARGER GPFUEL SYSTEM
CONTROL GP-GOVERNORPUMP GP-UNIT INJECTOR HYD
AIR INLET AND EXHAUST SYSTEM
TURBOCHARGER GP#SEBP25820120
131-3270: TURBOCHARGER GP
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS#SEBP25820121
164-4610: TURBOCHARGER GP
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 127-6465 | [1] | HOUSING | |
| 2. | 0S-1614 | [4] | BOLT (1/4-20X0.5-IN) | |
| 5P-0537 | [4] | WASHER-HARD (7.2X14.5X2-MM THK) | ||
| 3. | 8N-9104 | [1] | PLATE (115MM BOTTOM EDGE) | |
| 4. | 167-9269 Y | [1] | CARTRIDGE GP-TURBOCHARGER | |
| 6. | 8N-9103 | [1] | PLATE (71MM BOTTOM EDGE) | |
| 7. | 1N-3279 | [1] | CLAMP AS (COMPRESSOR) | |
| 8. | 9N-2038 | [1] | CLAMP AS-TURBINE | |
| 9. | 127-6467 | [1] | COVER-COMPRESSOR | |
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820122
126-9544: CONTROL GP-GOVERNOR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 124-9333 | [2] | PEDAL | |
| 2. | 124-9334 | [2] | PLATE AS | |
| 3. | 124-9614 | [2] | PIN | |
| 4. | 129-1242 | [1] | PLATE AS | |
| 1F-0750 | [6] | NUT-WELD (3/8-16-THD) | ||
| 5. | 204-7949 Y | [2] | SENSOR GP-POSITION (ROTARY)(GOVERNOR PEDAL) | |
| 6. | 2N-7456 | [4] | SCREW-MACHINE (10-24X1.5-IN) | |
| 7. | 4B-4274 | [4] | WASHER (5.5X13X1.2-MM THK) | |
| 8. | 8D-7052 | [2] | SPRING | |
| 9. | 5M-3062 | [14] | BOLT (3/8-16X0.75-IN) | |
| 10. | 8T-4896 | [14] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 11. | 8M-2770 | [2] | CLIP (LOOP) | |
| 12. | 6H-4005 | [2] | GROMMET | |
| 13. | 8T-0277 | [2] | PIN-SPRING | |
| 14. | 8T-7566 | [2] | PIN-SPRING | |
| 15. | 2K-8467 | [2] | PIN-SPRING | |
| 16. | 1M-0437 | [2] | SPRING | |
| 17. | 5H-4871 | [2] | PLUG | |
| 18. | 142-8546 | [8] | SETSCREW-SOCKET | |
| 19. | 6B-5072 | [1] | ADAPTER | |
| 20. | 9X-0435 | [1] | ADAPTER | |
| 21. | 161-9931 Y | [1] | SENSOR GP-PRESSURE (BRAKE) | |
| 22. | 6V-5048 | [1] | SEAL-O-RING | |
| 23. | 6V-0894 | [2] | SEAL-O-RING | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820123
125-3430: DRIVE GP-UNIT INJ HYD PUMP
125-3430 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M450-UP
PART OF 125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M450-UP
PART OF 125-3431 DRIVE GP-UNIT INJ HYD PUMP
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 125-3688 | [1] | SHAFT AS | |
| 3S-6605 | [1] | PLUG-CUP | ||
| 2. | 150-2392 | [1] | PLATE-THRUST | |
| 3. | 106-3027 | [1] | GASKET | |
| 4. | 125-2730 | [1] | HOUSING AS | |
| 2H-1190 | [2] | DOWEL | ||
| 124-9336 | [1] | BUSHING (94.8MM OD) | ||
| 124-9337 | [1] | BUSHING (38.1MM OD) | ||
| 5. | 125-3429 | [1] | HOUSING AS | |
| 2A-3746 | [1] | PLUG-CUP | ||
| 9M-7129 | [1] | BUSHING (28.7MM OD) | ||
| 124-9337 | [1] | BUSHING (38.1MM OD) | ||
| 125-1173 | [1] | HOUSING-PUMP DRIVE | ||
| 6. | 0S-1617 | [2] | BOLT (5/16-18X0.75-IN) | |
| 7. | 125-5835 | [1] | PLUG-FELT (UNIT INJECTOR HYDRAULIC PUMP) | |
| 8. | 1B-9575 | [4] | BOLT (5/16-18X1.56-IN) | |
| 9. | 0S-1618 | [2] | BOLT (5/16-18X1-IN) | |
| 10. | 9N-0869 | [2] | WASHER-HARD (8.8X25.5X2-MM THK) | |
| 11. | 9S-8004 | [1] | PLUG (9/16-18-THD) | |
| 12. | 6V-5049 | [1] | SEAL-O-RING | |
| 13. | 1D-4541 | [2] | BOLT (5/16-18X3-IN) | |
| 14. | 8M-6802 | [3] | SCREW-HEX SOCKET (1/4-20X1-IN) | |
| 15. | 124-6641 | [1] | GEAR (18-TEETH) | |
| 16. | 124-6640 | [1] | PLATE |
#SEBP25820124
125-3431: DRIVE GP-UNIT INJ HYD PUMP
125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M450-2638
PART OF 123-0199, 149-6377 ENGINE AR
S/N 80M450-2638
PART OF 123-0199, 149-6377 ENGINE AR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 125-3430 Y | [1] | DRIVE GP-UNIT INJ HYD PUMP | |
| 2. | 6V-3549 | [1] | SEAL-O-RING | |
| 3. | 5P-0076 | [4] | BOLT-12 POINT HEAD (3/8-16X1.5-IN) | |
| 4. | 103-6093 Y | [1] | SENSOR GP-PRESSURE (ATMOSPHERIC) | |
| 5. | 9X-0261 | [1] | ADAPTER | |
| 6. | 6V-5048 | [1] | SEAL-O-RING | |
| 7. | 6V-5049 | [1] | SEAL-O-RING | |
| 8. | 118-6335 | [1] | PIN | |
| 9. | 6V-4589 | [1] | SEAL-O-RING | |
| 10. | 5P-9890 | [2] | SEAL-O-RING | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820125
125-3431: DRIVE GP-UNIT INJ HYD PUMP
125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M2639-2705
PART OF 149-6377 ENGINE AR
S/N 80M2639-2705
PART OF 149-6377 ENGINE AR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 162-0149 CY | [1] | DRIVE GP-UNIT INJ HYD PUMP | |
| 2. | 6V-3549 | [1] | SEAL-O-RING | |
| 3. | 5P-0076 | [4] | BOLT-12 POINT HEAD (3/8-16X1.5-IN) | |
| 4. | 103-6093 Y | [1] | SENSOR GP-PRESSURE (ATMOSPHERIC) | |
| 5. | 9X-0261 | [1] | ADAPTER | |
| 6. | 6V-5048 | [1] | SEAL-O-RING | |
| 7. | 6V-5049 | [1] | SEAL-O-RING | |
| 8. | 118-6335 | [1] | PIN | |
| 9. | 6V-4589 | [1] | SEAL-O-RING | |
| 10. | 5P-9890 | [2] | SEAL-O-RING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820126
125-3431: DRIVE GP-UNIT INJ HYD PUMP
125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M2706-3037
PART OF 149-6377 ENGINE AR
S/N 80M2706-3037
PART OF 149-6377 ENGINE AR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 162-0149 Y | [1] | DRIVE GP-UNIT INJ HYD PUMP | |
| 2. | 6V-3549 | [1] | SEAL-O-RING | |
| 3. | 5P-0076 | [4] | BOLT-12 POINT HEAD (3/8-16X1.5-IN) | |
| 4. | 161-9926 CY | [1] | SENSOR GP-PRESSURE (ATMOSPHERIC) | |
| 5. | 5M-2894 | [4] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 7. | 6V-5049 | [1] | SEAL-O-RING | |
| 8. | 118-6335 | [1] | PIN | |
| 9. | 6V-4589 | [1] | SEAL-O-RING | |
| 10. | 5P-9890 | [2] | SEAL-O-RING | |
| 11. | 9X-0261 | [1] | ADAPTER | |
| 12. | 6V-5048 | [1] | SEAL-O-RING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820127
125-3431: DRIVE GP-UNIT INJ HYD PUMP
125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M3038-3601
PART OF 149-6377 ENGINE AR
S/N 80M3038-3601
PART OF 149-6377 ENGINE AR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 162-0149 Y | [1] | DRIVE GP-UNIT INJ HYD PUMP | |
| 2. | 6V-3549 | [1] | SEAL-O-RING | |
| 3. | 5P-0076 | [4] | BOLT-12 POINT HEAD (3/8-16X1.5-IN) | |
| 4. | 161-9925 CY | [1] | SENSOR GP-PRESSURE (ATMOSPHERIC) | |
| 5. | 5M-2894 | [4] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 7. | 6V-5049 | [1] | SEAL-O-RING | |
| 8. | 118-6335 | [1] | PIN | |
| 9. | 6V-4589 | [1] | SEAL-O-RING | |
| 10. | 5P-9890 | [2] | SEAL-O-RING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820128
125-3431: DRIVE GP-UNIT INJ HYD PUMP
125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M3602-UP
PART OF 149-6377 ENGINE AR
S/N 80M3602-UP
PART OF 149-6377 ENGINE AR
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 180-6644 CY | [1] | DRIVE GP-UNIT INJ HYD PUMP | |
| 2. | 6V-3549 | [1] | SEAL-O-RING | |
| 3. | 5P-0076 | [4] | BOLT-12 POINT HEAD (3/8-16X1.5-IN) | |
| 4. | 194-6722 Y | [1] | SENSOR GP-PRESSURE (ATMOSPHERIC AIR) | |
| 5. | 5M-2894 | [4] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 7. | 6V-5049 | [1] | SEAL-O-RING | |
| 8. | 118-6335 | [1] | PIN | |
| 9. | 6V-4589 | [1] | SEAL-O-RING | |
| 10. | 5P-9890 | [2] | SEAL-O-RING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP25820129
162-0149: DRIVE GP-UNIT INJ HYD PUMP
162-0149 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M2639-3601
PART OF 125-3431 DRIVE GP-UNIT INJ HYD PUMP
S/N 80M2639-3601
PART OF 125-3431 DRIVE GP-UNIT INJ HYD PUMP
Parts for your 657E WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 162-0153 | [1] | SHAFT AS | |
| 3S-6605 | [1] | PLUG-CUP | ||
| 2. | 150-2392 | [1] | PLATE-THRUST | |
| 3. | 106-3027 | [1] | GASKET | |
| 4. | 162-0158 | [1] | HOUSING AS | |
| 2H-1190 | [2] | DOWEL | ||
| 162-0151 | [1] | BUSHING (38.1-MM OD) | ||
| 162-0152 | [1] | BUSHING (94.8-MM OD) | ||
| 5. | 162-0160 | [1] | HOUSING AS | |
| 2A-3746 | [1] | PLUG-CUP | ||
| 162-0150 | [1] | BUSHING (28.7-MM OD) | ||
| 162-0151 | [1] | BUSHING (38.1-MM OD) | ||
| 6. | 0S-1617 | [2] | BOLT (5/16-18X0.75-IN) | |
| 7. | 125-5835 | [1] | PLUG-FELT (UNIT INJECTOR HYDRAULIC PUMP) | |
| 8. | 1B-9575 | [4] | BOLT (5/16-18X1.56-IN) | |
| 9. | 0S-1618 | [2] | BOLT (5/16-18X1-IN) | |
| 10. | 9N-0869 | [2] | WASHER-HARD (8.8X25.5X2-MM THK) | |
| 11. | 9S-8004 | [1] | PLUG (9/16-18-THD) | |
| 12. | 6V-5049 | [1] | SEAL-O-RING | |
| 13. | 1D-4541 | [2] | BOLT (5/16-18X3-IN) | |
| 14. | 8M-6802 | [3] | SCREW-HEX SOCKET (1/4-20X1-IN) | |
| 15. | 162-0155 | [1] | GEAR-PUMP DRIVE (18-TEETH) | |
| 16. | 124-6640 | [1] | PLATE |



