BASIC ENGINE
VALVE MECHANISM GPBASIC ENGINE
VALVE MECHANISM GP#SEBP43140390
277-5018: COVER GP-VALVE MECHANISM
277-5018 COVER GP-VALVE MECHANISM
S/N 6663281-4300
S/N 6663281-4300
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 2. | 277-5031 C | [9] | BOLT-SPECIAL | |
| 3. | 277-5094 | [1] | COVER AS | |
| 3A. | 277-5096 | [1] | SEAL-O-RING | |
| 4. | 312-3084 C | [1] | COVER AS-CYLINDER HEAD | |
| 4A. | 309-6664 | [1] | GASKET-COVER | |
| 4B. | 277-5064 | [3] | SEAL-O-RING | |
| 4C. | 277-5065 | [3] | CLIP | |
| 4D. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 5. | 278-4695 | [1] | HOSE (CRANKCASE BREATHER) | |
| 6. | 277-5067 | [6] | SLEEVE | |
| 7. | 278-5927 | [1] | TUBE-BREATHER | |
| 9. | 295-1000 | [1] | COVER GP-VALVE MECHANISM | |
| 9A. | 317-3580 | [1] | SEAL-O-RING | |
| 9B. | 278-4693 | [1] | GASKET-VALVE COVER | |
| 9C. | 278-4694 | [1] | BREATHER AS (CRANKCASE) | |
| 9D. | 124-0506 | [1] | SEAL | |
| 9E. | 160-0526 | [1] | SEAL-O-RING | |
| 9F. | 185-3159 | [1] | FILTER ELEMENT-BREATHER (CRANKCASE) | |
| 9G. | 295-1041 | [1] | ADAPTER | |
| 9H. | 295-1042 | [4] | SCREW-TAPPING | |
| 10. | 103-1066 | [2] | CLAMP-HOSE | |
| 11. | 298-4550 C | [6] | BOLT-SPECIAL | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP43140391
277-5018: COVER GP-VALVE MECHANISM
277-5018 COVER GP-VALVE MECHANISM
S/N 6664301-7070
S/N 6664301-7070
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 2. | 277-5031 C | [9] | BOLT-SPECIAL | |
| 3. | 331-8052 | [1] | PLATE AS | |
| 3A. | 331-8053 | [1] | SEAL-O-RING | |
| 4. | 317-2717 C | [1] | BASE GP-VALVE COVER & INJ HARN | |
| 4A. | 309-6664 | [1] | GASKET-COVER (VALVE) | |
| 4B. | 277-5064 | [3] | SEAL-O-RING | |
| 4C. | 277-5065 | [3] | CLIP | |
| 4D. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 5. | 198-8645 C | [1] | HOSE (CRANKCASE BREATHER) | |
| 6. | 277-5067 | [6] | SLEEVE | |
| 7. | 7C-1281 C | [1] | BRACKET | |
| 8. | 317-3065 C | [1] | COVER GP-VALVE MECHANISM | |
| 8A. | 317-3064 | [1] | GASKET-COVER | |
| 9. | 032-9020 C | [2] | CLIP | |
| 10. | 298-4550 C | [6] | BOLT-SPECIAL | |
| 11. | 6I-1090 M | [1] | BOLT (M8X1.25X40-MM) | |
| 12. | 162-1565 | [1] | SPRING (CRANKCASE BREATHER HOSE) | |
| 13. | 201-1029 | [1] | SPACER | |
| 14. | 127-8281 | [1] | CLIP | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP43140392
277-5018: COVER GP-VALVE MECHANISM
277-5018 COVER GP-VALVE MECHANISM
PART OF 435-1689, 458-2400 ENGINE AR-PRIMARY
PART OF 435-1689, 458-2400 ENGINE AR-PRIMARY
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 277-5031 | [9] | BOLT-SPECIAL | |
| 2. | 127-8281 | [1] | CLIP | |
| 3. | 217-9039 | [1] | STRAP-CABLE | |
| 4. | 317-2717 Y | [1] | BASE GP-VALVE COVER & INJ HARN | |
| 5. | 198-8645 | [1] | HOSE (CRANKCASE BREATHER) | |
| 6. | 517-8243 | [6] | SLEEVE-INJECTOR | |
| 7. | 7C-1281 | [1] | BRACKET | |
| 8. | 317-3065 | [1] | COVER GP-VALVE MECHANISM | |
| 8A. | 317-3064 | [1] | GASKET-COVER | |
| 9. | 032-9020 | [2] | CLIP | |
| 10. | 298-4550 | [6] | BOLT-SPECIAL | |
| 11. | 6I-1090 M | [1] | BOLT (M8X1.25X40-MM) | |
| 12. | 162-1565 | [1] | SPRING (CRANKCASE BREATHER HOSE) | |
| 13. | 201-1029 | [1] | SPACER | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP43140393
280-2024: COVER GP-VALVE MECHANISM
280-2024 COVER GP-VALVE MECHANISM
S/N 6661-3280
S/N 6661-3280
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 295-1000 | [1] | COVER GP-VALVE MECHANISM | |
| 3. | 295-1041 | [1] | ADAPTER | |
| 4. | 278-4693 | [1] | GASKET-VALVE COVER | |
| 5. | 278-4694 | [1] | BREATHER AS (CRANKCASE) | |
| 5A. | 185-3159 | [1] | FILTER ELEMENT-BREATHER (CRANKCASE) | |
| 5B. | 160-0526 | [1] | SEAL-O-RING | |
| 5C. | 124-0506 | [1] | SEAL | |
| 6. | 277-5030 | [1] | SEAL-O-RING | |
| 7. | 295-1042 | [4] | SCREW-TAPPING | |
| 8. | 277-5031 | [15] | BOLT-SPECIAL | |
| 9. | 300-3965 | [1] | HOUSING AS | |
| 9A. | 277-5063 | [1] | GASKET-COVER | |
| 9B. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 9C. | 277-5064 | [3] | SEAL-O-RING | |
| 9D. | 277-5065 | [3] | CLIP | |
| 9E. | 277-5066 | [14] | BOLT-SPECIAL (SHOULDER) | |
| 10. | 277-5067 | [6] | SLEEVE | |
| 12. | 5D-1026 | [2] | CLAMP-BAND | |
| 13. | 280-2017 | [1] | HOSE | |
| 14. | 2S-3440 | [2] | CLAMP-HOSE | |
| 15. | 280-2020 | [1] | BREATHER AS (CRANKCASE) | |
| 16. | 6I-4374 M | [2] | BOLT (M8X1.25X60-MM) | |
| 17. | 280-2023 | [1] | HOSE | |
| 18. | 278-5927 | [1] | TUBE-BREATHER | |
| 19. | 277-5094 | [1] | COVER AS | |
| 19A. | 277-5096 | [1] | SEAL-O-RING | |
| 20. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| M | METRIC PART | |||
#SEBP43140394
280-2024: COVER GP-VALVE MECHANISM
280-2024 COVER GP-VALVE MECHANISM
S/N 6663281-4300
S/N 6663281-4300
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 295-1000 | [1] | COVER GP-VALVE MECHANISM | |
| 3. | 295-1041 | [1] | ADAPTER | |
| 4. | 278-4693 | [1] | GASKET-VALVE COVER | |
| 5. | 278-4694 | [1] | BREATHER AS (CRANKCASE) | |
| 5A. | 185-3159 | [1] | FILTER ELEMENT-BREATHER (CRANKCASE) | |
| 5B. | 160-0526 | [1] | SEAL-O-RING | |
| 5C. | 124-0506 | [1] | SEAL | |
| 6. | 277-5030 | [1] | SEAL-O-RING | |
| 7. | 295-1042 | [4] | SCREW-TAPPING | |
| 8. | 277-5031 C | [9] | BOLT-SPECIAL | |
| 9. | 312-3084 C | [1] | COVER AS-CYLINDER HEAD | |
| 9A. | 309-6664 | [1] | GASKET-COVER (BASE) | |
| 9B. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 9C. | 277-5064 | [3] | SEAL-O-RING | |
| 9D. | 277-5065 | [3] | CLIP | |
| 10. | 277-5067 | [6] | SLEEVE | |
| 12. | 5D-1026 | [2] | CLAMP-BAND | |
| 13. | 280-2017 | [1] | HOSE | |
| 14. | 2S-3440 | [2] | CLAMP-HOSE | |
| 15. | 280-2020 | [1] | BREATHER AS (CRANKCASE) | |
| 16. | 6I-4374 M | [2] | BOLT (M8X1.25X60-MM) | |
| 17. | 280-2023 | [1] | HOSE | |
| 18. | 278-5927 | [1] | TUBE-BREATHER | |
| 19. | 277-5094 | [1] | COVER AS | |
| 19A. | 277-5096 | [1] | SEAL-O-RING | |
| 20. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 21. | 298-4550 C | [6] | BOLT-SPECIAL | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP43140395
280-2024: COVER GP-VALVE MECHANISM
280-2024 COVER GP-VALVE MECHANISM
S/N 6664301-6486
S/N 6664301-6486
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 317-3065 C | [1] | COVER GP-VALVE MECHANISM | |
| 1A. | 317-3064 | [1] | GASKET-COVER | |
| 1B. | 318-1726 | [4] | BOLT | |
| 1C. | 326-7288 | [1] | BREATHER (CRANKCASE) | |
| 2. | 2S-3440 C | [4] | CLAMP-HOSE | |
| 3. | 160-4826 | [2] | CLAMP-HOSE | |
| 4. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 5. | 6I-4374 M | [2] | BOLT (M8X1.25X60-MM) | |
| 6. | 277-5031 | [9] | BOLT-SPECIAL | |
| 7. | 277-5067 | [6] | SLEEVE | |
| 8. | 277-5094 | [1] | COVER AS | |
| 8A. | 277-5096 | [1] | SEAL-O-RING | |
| 9. | 278-5927 | [1] | TUBE-BREATHER | |
| 10. | 280-2020 | [1] | BREATHER AS (CRANKCASE) | |
| 11. | 280-2023 | [1] | HOSE | |
| 12. | 298-4550 | [6] | BOLT-SPECIAL | |
| 13. | 317-2717 C | [1] | BASE GP-VALVE COVER & INJ HARN | |
| 13A. | 309-6664 | [1] | GASKET-COVER (BASE) | |
| 13B. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 13C. | 277-5064 | [3] | SEAL-O-RING | |
| 13D. | 277-5065 | [3] | CLIP | |
| 14. | 320-9917 C | [1] | HOSE | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP43140396
280-2024: COVER GP-VALVE MECHANISM
280-2024 COVER GP-VALVE MECHANISM
S/N 6666487-7070
S/N 6666487-7070
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 317-3065 | [1] | COVER GP-VALVE MECHANISM | |
| 1A. | 317-3064 | [1] | GASKET-COVER | |
| 2. | 2S-3440 | [4] | CLAMP-HOSE | |
| 3. | 160-4826 | [2] | CLAMP-HOSE | |
| 4. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 5. | 6I-4374 M | [2] | BOLT (M8X1.25X60-MM) | |
| 6. | 277-5031 | [9] | BOLT-SPECIAL | |
| 7. | 277-5067 | [6] | SLEEVE | |
| 8. | 331-8052 | [1] | PLATE AS | |
| 8A. | 331-8053 | [1] | SEAL-O-RING | |
| 9. | 278-5927 | [1] | TUBE-BREATHER | |
| 10. | 280-2020 | [1] | BREATHER AS (CRANKCASE) | |
| 11. | 280-2023 | [1] | HOSE | |
| 12. | 298-4550 | [6] | BOLT-SPECIAL | |
| 13. | 317-2717 | [1] | BASE GP-VALVE COVER & INJ HARN | |
| 13A. | 309-6664 | [1] | GASKET-COVER (BASE) | |
| 13B. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 13C. | 277-5064 | [3] | SEAL-O-RING | |
| 13D. | 277-5065 | [3] | CLIP | |
| 14. | 320-9917 | [1] | HOSE | |
| M | METRIC PART | |||
#SEBP43140397
280-2024: COVER GP-VALVE MECHANISM
280-2024 COVER GP-VALVE MECHANISM
S/N 6667071-UP
S/N 6667071-UP
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 317-3065 | [1] | COVER GP-VALVE MECHANISM | |
| 1A. | 317-3064 | [1] | GASKET-COVER | |
| 1B. | 326-7289 | [1] | SEAL-O-RING | |
| 2. | 032-9020 | [3] | CLIP | |
| 3. | 317-2717 Y | [1] | BASE GP-VALVE COVER & INJ HARN | |
| 4. | 6I-4793 M | [1] | BOLT (M8X1.25X50-MM) | |
| 5. | 6I-4374 M | [1] | BOLT (M8X1.25X60-MM) | |
| 6. | 277-5031 | [9] | BOLT-SPECIAL | |
| 7. | 517-8243 | [6] | SLEEVE-INJECTOR | |
| 8. | 320-9917 | [1] | HOSE | |
| 9. | 278-5927 | [1] | TUBE-BREATHER | |
| 10. | 388-4051 | [1] | BREATHER AS (CYLINDER HEAD) | |
| 10A. | 286-0015 | [1] | STEM | |
| 11. | 280-2023 | [1] | HOSE | |
| 12. | 298-4550 | [6] | BOLT-SPECIAL | |
| 2S-3440 F | [2] | CLAMP-HOSE | ||
| 160-4826 F | [2] | CLAMP-HOSE | ||
| F | NOT SHOWN | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP43140398
282-2825: COVER GP-VALVE MECHANISM
282-2825 COVER GP-VALVE MECHANISM
S/N 6661-1149
PART OF 435-1678 ENGINE AR-PRIMARY
Type 1
S/N 6661-1149
PART OF 435-1678 ENGINE AR-PRIMARY
Type 1
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 6I-0917 M | [15] | BOLT (M6X1X25-MM) | ||
| 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | ||
| 127-2836 | [2] | CLAMP-HOSE | ||
| 5D-1026 | [1] | CLAMP-BAND | ||
| 277-5094 | [1] | COVER AS | ||
| 277-5096 | [1] | SEAL-O-RING | ||
| 282-2794 | [1] | COVER AS-CYLINDER HEAD | ||
| 136-3608 | [1] | CAP AS (ENGINE OIL FILLER) | ||
| 124-0506 | [1] | SEAL | ||
| 277-5030 | [1] | SEAL-O-RING | ||
| 278-1543 | [2] | BOLT (M5X0.8X30-MM) | ||
| 278-1544 | [2] | WASHER | ||
| 278-1545 | [2] | DOWEL | ||
| 278-4693 | [1] | GASKET-VALVE COVER | ||
| 278-4694 | [1] | BREATHER AS (CRANKCASE) | ||
| 124-0506 | [1] | SEAL | ||
| 160-0526 | [1] | SEAL-O-RING | ||
| 185-3159 | [1] | FILTER ELEMENT-BREATHER (CRANKCASE) | ||
| 282-2793 | [1] | ADAPTER | ||
| 278-4695 | [1] | HOSE | ||
| 278-4722 | [1] | HOUSING AS (COVER) | ||
| 238-2666 | [3] | HARNESS AS-ENGINE | ||
| 274-6609 | [1] | CLIP-HARNESS | ||
| 277-5063 | [1] | GASKET-COVER | ||
| 277-5064 | [33] | SEAL-O-RING | ||
| 277-5065 | [3] | CLIP | ||
| 277-5066 | [14] | BOLT-SPECIAL (SHOULDER) | ||
| 282-2798 | [1] | PLUG | ||
| 277-5067 | [6] | SLEEVE | ||
| 278-5927 | [1] | TUBE-BREATHER | ||
| M | METRIC PART | |||
#SEBP43140399
282-2825: COVER GP-VALVE MECHANISM
282-2825 COVER GP-VALVE MECHANISM
S/N 6661-1149
PART OF 435-1678 ENGINE AR-PRIMARY
Type 2
S/N 6661-1149
PART OF 435-1678 ENGINE AR-PRIMARY
Type 2
Parts for your C6.6 INDUSTRIAL ENGINE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6I-0917 M | [15] | BOLT (M6X1X25-MM) | |
| 2. | 6I-0217 M | [1] | BOLT (M8X1.25X20-MM) | |
| 3. | 103-1066 | [2] | CLAMP-HOSE | |
| 5. | 277-5094 | [1] | COVER AS | |
| 5A. | 277-5096 | [1] | SEAL-O-RING | |
| 6. | 282-2794 | [1] | COVER AS-CYLINDER HEAD | |
| 6A. | 136-3608 | [1] | CAP AS (ENGINE OIL FILLER) | |
| 6B. | 124-0506 | [1] | SEAL (ENGINE OIL FILL CAP) | |
| 6C. | 277-5030 | [1] | SEAL-O-RING | |
| 6D. | 278-1543 | [2] | BOLT (M5X0.8X30-MM) | |
| 6E. | 278-1544 | [2] | WASHER | |
| 6F. | 278-1545 | [2] | DOWEL | |
| 6G. | 278-4693 | [1] | GASKET-VALVE COVER | |
| 6H. | 278-4694 | [1] | BREATHER AS (CRANKCASE) | |
| 6J. | 124-0506 | [1] | SEAL (CRANKCASE BREATHER) | |
| 6K. | 160-0526 | [1] | SEAL-O-RING | |
| 6L. | 185-3159 | [1] | FILTER ELEMENT-BREATHER (CRANKCASE) | |
| 6M. | 282-2793 | [1] | ADAPTER | |
| 7. | 278-4695 | [1] | HOSE | |
| 8. | 289-8445 | [1] | COVER AS (HOUSING) | |
| 8A. | 285-1975 | [3] | HARNESS AS-WIRING (INJECTOR) | |
| 8B. | 277-5065 | [3] | CLIP | |
| 8C. | 277-5063 | [1] | GASKET-COVER | |
| 8D. | 277-5064 | [3] | SEAL-O-RING | |
| 8F. | 277-5066 | [14] | BOLT-SPECIAL (SHOULDER) | |
| 9. | 277-5067 | [6] | SLEEVE | |
| 10. | 278-5927 | [1] | TUBE-BREATHER | |
| 5D-1026 F | [2] | CLAMP-BAND | ||
| F | NOT SHOWN | |||
| M | METRIC PART | |||
Information:
BASIC ENGINE
VALVE MECHANISM GP
Engine News
Operation and Maintenance Manual
Special Instruction
Blow-by from Crankcase Breather for C2.2, C3.3, C4.4, C6.6, C7.1 (Mechanical), and C7.1 Engines {1000, 1074, 1107, 1317}
Blow-by from Crankcase Breather for C2.2, C3.3, C4.4, C6.6, C7.1 (Mechanical), and C7.1 Engines {1000, 1074, 1107, 1317}
Blow-by from Crankcase Breather for C2.2, C3.3, C4.4, C6.6, C7.1 (Mechanical), and C7.1 Engines {1000, 1074, 1107, 1317}
Specifications
Reuse And Salvage Guidelines
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Testing and Adjusting
Disassembly and Assembly
Valve Mechanism Cover Base - Remove and Install - Composite Valve Mechanism Cover Base
C6.6 Industrial Engine
C6.6 Industrial Engine




