BASIC ENGINE
CAMSHAFT GPCYLINDER HEAD GP
VALVE MECHANISM GP
CRANKSHAFT GP
BASIC ENGINE
CAMSHAFT GP#SEBP65030020
460-0745: CAMSHAFT GP
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS#SEBP65030021
446-9163: COVER GP-CYLINDER HEAD
446-9163 COVER GP-CYLINDER HEAD
S/N CST1-UP
PART OF 230-9150, 460-0449 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 230-9150, 460-0449 COVER GP-VALVE MECHANISM
#SEBP65030022
521-8086: COVER GP-CYLINDER HEAD
521-8086 COVER GP-CYLINDER HEAD
S/N CST1-UP
PART OF 460-0449 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 460-0449 COVER GP-VALVE MECHANISM
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 225-6451 | [1] | GASKET (VALVE COVER) | |
| 2. | 225-6456 | [1] | SPRING | |
| 3. | 225-6461 | [1] | CAP | |
| 4. | 225-6464 | [1] | DIAPHRAGM (CRANKCASE PRESSURE CONTACTOR) | |
| 5. | 225-6477 | [1] | PLATE | |
| 6. | 225-6478 | [4] | SCREW-MACHINE | |
| 7. | 349-2746 | [10] | BOLT | |
| 8. | 136-3608 | [1] | CAP AS (ENGINE OIL FILLER) | |
| 8A. | 124-0506 | [1] | SEAL | |
| 9. | 225-6479 | [1] | CAP |
#SEBP65030023
230-9150: COVER GP-VALVE MECHANISM
230-9150 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 1
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 1
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5D-1026 | [1] | CLAMP-BAND | |
| 2. | 6I-0846 M | [3] | BOLT (M6X1X14-MM) | |
| 3. | 7C-1281 | [1] | BRACKET | |
| 4. | 162-1565 | [1] | SPRING (CRANKCASE BREATHER HOSE) | |
| 5. | 198-9169 | [1] | HOSE (CRANKCASE BREATHER) | |
| 6. | 308-1393 Y | [1] | COVER GP-VALVE MECHANISM | |
| 7. | 100-4838 M | [2] | BOLT (M6X1X20-MM) | |
| 8. | 287-8573 | [1] | PIPE AS | |
| 9. | 230-9127 | [1] | COVER | |
| 10. | 225-6524 | [1] | PLUG-CUP | |
| 11. | 225-6522 | [1] | PLUG-CUP | |
| 12. | 217-9039 | [1] | STRAP-CABLE | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030024
230-9150: COVER GP-VALVE MECHANISM
230-9150 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 2
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 2
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5D-1026 | [1] | CLAMP-BAND | |
| 2. | 6I-0846 M | [3] | BOLT (M6X1X14-MM) | |
| 3. | 7C-1281 | [1] | BRACKET | |
| 4. | 162-1565 | [1] | SPRING (CRANKCASE BREATHER HOSE) | |
| 5. | 198-9169 | [1] | HOSE (CRANKCASE BREATHER) | |
| 6. | 446-9163 CY | [1] | COVER GP-CYLINDER HEAD | |
| 7. | 100-4838 M | [2] | BOLT (M6X1X20-MM) | |
| 8. | 287-8573 | [1] | PIPE AS | |
| 8A. | 150-7732 | [1] | SEAL-O-RING | |
| 8B. | 286-3030 | [1] | RING-SEAL | |
| 9. | 230-9127 | [1] | COVER | |
| 10. | 225-6524 | [1] | PLUG-CUP | |
| 11. | 225-6522 | [1] | PLUG-CUP | |
| 12. | 217-9039 | [1] | STRAP-CABLE | |
| 13. | 346-8219 | [1] | FILM-WARNING (UNIVERSAL WARNING) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030025
308-1393: COVER GP-VALVE MECHANISM
308-1393 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 230-9150 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 230-9150 COVER GP-VALVE MECHANISM
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 136-3608 | [1] | CAP AS (ENGINE OIL FILLER) | |
| 1A. | 124-0506 | [1] | SEAL | |
| 2. | 225-6451 | [1] | GASKET (VALVE COVER) | |
| 3. | 225-6456 | [1] | SPRING | |
| 4. | 225-6461 | [1] | CAP | |
| 5. | 225-6464 | [1] | DIAPHRAGM (CRANKCASE PRESSURE CONTACTOR) | |
| 6. | 225-6477 | [1] | PLATE | |
| 7. | 225-6478 | [4] | SCREW-MACHINE | |
| 8. | 225-6479 | [1] | CAP | |
| 9. | 349-2746 | [1] | BOLT |
#SEBP65030026
460-0449: COVER GP-VALVE MECHANISM
460-0449 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 1
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 1
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6I-0846 M | [3] | BOLT (M6X1X14-MM) | |
| 2. | 100-4838 M | [2] | BOLT (M6X1X20-MM) | |
| 3. | 225-6522 | [1] | PLUG-CUP | |
| 4. | 225-6524 | [1] | PLUG-CUP | |
| 5. | 230-9127 | [1] | COVER | |
| 6. | 287-8573 | [1] | PIPE AS | |
| 6A. | 150-7732 | [1] | SEAL-O-RING | |
| 6B. | 286-3030 | [1] | RING-SEAL | |
| 7. | 446-9163 Y | [1] | COVER GP-CYLINDER HEAD | |
| 8. | 346-8219 | [1] | FILM-WARNING (UNIVERSAL WARNING) | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030027
460-0449: COVER GP-VALVE MECHANISM
460-0449 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 2
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 2
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 446-9163 Y | [1] | COVER GP-CYLINDER HEAD | |
| 2. | 100-4838 M | [2] | BOLT (M6X1X20-MM) | |
| 3. | 225-6522 | [1] | PLUG-CUP | |
| 4. | 225-6524 | [1] | PLUG-CUP | |
| 5. | 346-8219 | [1] | FILM-WARNING (UNIVERSAL WARNING) | |
| 6. | 287-8573 | [1] | PIPE AS | |
| 6A. | 150-7732 | [1] | SEAL-O-RING | |
| 6B. | 286-3030 | [1] | RING-SEAL | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030028
460-0449: COVER GP-VALVE MECHANISM
460-0449 COVER GP-VALVE MECHANISM
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 3
S/N CST1-UP
PART OF 391-6308 ENGINE AR-PRIMARY
Type 3
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 521-8086 CY | [1] | COVER GP-CYLINDER HEAD | |
| 2. | 100-4838 M | [2] | BOLT (M6X1X20-MM) | |
| 3. | 225-6522 | [1] | PLUG-CUP | |
| 4. | 225-6524 | [1] | PLUG-CUP | |
| 5. | 346-8219 | [1] | FILM-WARNING (UNIVERSAL WARNING) | |
| 6. | 287-8573 | [1] | PIPE AS | |
| 6A. | 150-7732 | [1] | SEAL-O-RING | |
| 6B. | 286-3030 | [1] | RING-SEAL | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030029
232-7439: CRANKSHAFT GP
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 067-6135 C | [1] | KEY-WOODRUFF | |
| 2. | 216-8314 | [1] | GEAR-CRANKSHAFT (34-TEETH) | |
| 3. | 359-0715 CJY | [1] | CRANKSHAFT GP (W/O SPLINE)(CONNECTING ROD, 68-MM DIA) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| J | CHECK CONNECTING ROD JOURNALS TO ENSURE THIS IS CORRECT CRANKSHAFT | |||
| Y | SEPARATE ILLUSTRATION | |||
Information:
BASIC ENGINE
CAMSHAFT GP
Specifications
Reuse And Salvage Guidelines
Testing and Adjusting
Disassembly and Assembly