BASIC ENGINE
HOUSING GP-FLYWHEELMOUNTING GP-ENGINE
VALVE MECHANISM GP
LUBRICATION SYSTEM
BREATHER GPFILTER GP-ENGINE OIL
FUMES DISPOSAL GP
GAUGE GP-OIL LEVEL (DIPSTICK)
LINES GP-ENGINE OIL
BASIC ENGINE
HOUSING GP-FLYWHEEL#SEBP36830040
7C-1770: SEAL GP-FLYWHEEL HOUSING
7C-1770 SEAL GP-FLYWHEEL HOUSING
S/N BMA1-UP
PART OF 199-5055 ENGINE AR-COMPLETE
S/N BMA1-UP
PART OF 199-5055 ENGINE AR-COMPLETE
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS#SEBP36830041
172-0961: SUPPORT GP-ENGINE
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS#SEBP36830042
135-2969: VALVE MECHANISM GP
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 133-6379 | [12] | ROD-VALVE PUSH | |
| 2. | 219-3309 | [6] | BRIDGE-VALVE | |
| 3. | 139-4081 Y | [3] | LIFTER GP-VALVE | |
| 4. | 8T-8442 M | [12] | BOLT-SOCKET HEAD (M6X1X30-MM) | |
| 5. | 3E-9412 | [6] | DOWEL | |
| 6. | 235-5528 Y | [1] | VALVE MECHANISM GP | |
| 7. | 6V-5696 M | [11] | BOLT (M12X1.75X80-MM) | |
| 8. | 9M-1974 | [2] | WASHER-HARD (8.8X16X2-MM THK) | |
| 9. | 3H-7654 | [11] | WASHER-HARD (13.5X22.5X3-MM THK) | |
| 10. | 8T-0100 M | [2] | BOLT (M8X1.25X60-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP36830043
235-5528: VALVE MECHANISM GP
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 137-6717 | [5] | SPRING | |
| 2. | 222-1185 | [6] | ROCKER ARM GP (INTAKE) | |
| (EACH INCLUDES) | ||||
| 2A. | 2Y-5829 M | [1] | NUT (M10X1.5-THD) | |
| 183-4365 M | [1] | SCREW-ADJUSTMENT (M10X1.5-THD) | ||
| 2B. | 153-8467 | [1] | ROCKER ARM AS | |
| 2C. | 173-5549 | [1] | SEAL-O-RING | |
| 2D. | 145-7376 | [1] | INSERT | |
| 2E. | 145-7385 | [1] | SOCKET | |
| 3. | 138-8403 | [1] | STAND | |
| 4. | 222-1186 | [6] | ROCKER ARM GP (EXHAUST) | |
| (EACH INCLUDES) | ||||
| 4A. | 2Y-5829 M | [1] | NUT (M10X1.5-THD) | |
| 183-4365 M | [1] | SCREW-ADJUSTMENT (M10X1.5-THD) | ||
| 4B. | 153-8470 | [1] | ROCKER ARM AS | |
| 4C. | 173-5549 | [1] | SEAL-O-RING | |
| 4D. | 145-7376 | [1] | INSERT | |
| 4E. | 145-7385 | [1] | SOCKET | |
| 5. | 235-5527 | [10] | STAND | |
| 6. | 138-8402 | [1] | STAND | |
| 7. | 138-9868 | [1] | RING-RETAINING | |
| 8. | 8H-5244 | [1] | DOWEL | |
| 9. | 138-7198 | [1] | SHAFT AS | |
| 5B-1866 | [1] | PLUG-CUP | ||
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP36830044
156-0233: BREATHER GP
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS#SEBP36830045
194-5126: FILTER GP-ENGINE OIL
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9X-2099 M | [3] | STUD (M8X1.25X52.75-MM) | |
| 2. | 1R-1808 | [1] | FILTER-ENGINE OIL (ADVANCED EFFICIENCY) | |
| 3. | 4P-9103 | [1] | ADAPTER-BASE | |
| 4. | 7C-1493 | [2] | VALVE AS-BYPASS (ENGINE OIL) | |
| 5. | 7F-0216 | [1] | NUT-JAM (1-1/2-6-THD) | |
| 6. | 8C-3445 | [1] | CAP-DUST (ENGINE OIL) | |
| 7. | 242-3864 | [2] | SPRING | |
| 8. | 160-5140 | [1] | BASE AS-OIL FILTER | |
| 4P-9107 | [1] | STUD-HOLLOW | ||
| 9. | 186-3705 | [1] | ELBOW | |
| 10. | 190-1106 | [1] | BASE AS-OIL FILTER | |
| 2P-4304 | [1] | STUD-HOLLOW | ||
| 11. | 196-0246 | [1] | TUBE AS | |
| 12. | 196-0248 | [1] | TUBE AS | |
| 13. | 229-6154 | [1] | BRACKET AS | |
| 8T-3490 M | [1] | NUT-WELD (M10X1.5-THD) | ||
| 101-9080 | [1] | BOSS (M10X1.5X13-MM) | ||
| 14. | 5K-9090 | [1] | SEAL-O-RING (23.5MM ID) | |
| 6V-9005 | [1] | ELBOW | ||
| 7M-8485 | [1] | SEAL-O-RING (29.74MM ID) | ||
| 15. | 5K-9090 | [1] | SEAL-O-RING (23.5MM ID) | |
| 6V-9008 | [1] | ELBOW | ||
| 7M-8485 | [1] | SEAL-O-RING (29.74MM ID) | ||
| 16. | 3D-2824 | [1] | SEAL-O-RING (23.47MM ID) | |
| 5K-9090 | [1] | SEAL-O-RING (23.5MM ID) | ||
| 8T-6684 | [1] | ELBOW | ||
| 17. | 7M-8485 | [1] | SEAL-O-RING | |
| 9S-4181 | [1] | PLUG (1-5/16-12-THD) | ||
| 18. | 187-8592 | [1] | GASKET | |
| 19. | 2M-9780 | [2] | SEAL-O-RING | |
| 20. | 3J-7354 | [1] | SEAL-O-RING | |
| 21. | 5M-7087 | [4] | CLAMP-TUBE | |
| 22. | 5P-8066 | [1] | SEAL-O-RING | |
| 23. | 5P-8196 M | [2] | PLUG | |
| 24. | 6V-2317 M | [7] | BOLT (M8X1.25X30-MM) | |
| 25. | 6V-5839 | [3] | WASHER (11X21X2.5-MM THK) | |
| 26. | 6V-5842 M | [2] | BOLT (M10X1.5X40-MM) | |
| 27. | 8C-3446 | [1] | VALVE-SAMPLING (ENGINE OIL) | |
| 28. | 8H-7521 | [1] | SEAL-O-RING | |
| 29. | 8T-0276 M | [5] | BOLT (M8X1.25X45-MM) | |
| 30. | 8T-4121 | [4] | WASHER-HARD (11X21X2.5-MM THK) | |
| 31. | 8T-4133 M | [1] | NUT (M10X1.5-THD) | |
| 32. | 8T-4195 M | [4] | BOLT (M10X1.5X30-MM) | |
| 33. | 9M-1974 | [15] | WASHER-HARD (8.8X16X2-MM THK) | |
| M | METRIC PART | |||
#SEBP36830046
194-5134: FUMES DISPOSAL GP
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS#SEBP36830047
194-5123: GAUGE GP-OIL LEVEL (DIPSTICK)
194-5123 GAUGE GP-OIL LEVEL (DIPSTICK) -ENGINE
S/N BMA1-UP
PART OF 199-5055 ENGINE AR-COMPLETE
S/N BMA1-UP
PART OF 199-5055 ENGINE AR-COMPLETE
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1S-2563 J | [3] | PLUG | |
| 2. | 139-2380 | [1] | GAUGE-OIL LEVEL (DIPSTICK) (ENGINE) | |
| 3. | 194-5130 | [1] | TUBE AS | |
| 4. | 194-5131 | [1] | BRACKET | |
| 5. | 1F-7567 | [1] | CLIP (LOOP) | |
| 6. | 5P-7970 M | [1] | NUT (M8X1.25-THD) | |
| 7. | 6V-2317 M | [1] | BOLT (M8X1.25X30-MM) | |
| 8. | 6V-5217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 9. | 8T-4224 | [2] | WASHER-HARD (8.8X16X2-MM THK) | |
| J | USE TO PLUG OPTIONAL DIPSTICK LOCATIONS | |||
| M | METRIC PART | |||
#SEBP36830048
176-1387: LINES GP-ENGINE OIL
Parts for your 120H MOTOR GRADER:
CATERPILLAR SIS#SEBP36830049
7C-2475: LINES GP-ENGINE OIL
Information:
BASIC ENGINE
HOUSING GP-FLYWHEEL
Specifications
Testing and Adjusting
Disassembly and Assembly


