Caterpillar 318C 212-8544: VALVE MECHANISM GP Parts
Caterpillar 318C 212-8544: VALVE MECHANISM GP: 23 original catalog entries from the Caterpillar 318C Excavators · 3066 ENGINE · SIS SEBP3592 configuration.
Equipment and Catalog Identification
Equipment catalog configuration: Caterpillar 318C Excavators · 3066 ENGINE · SIS SEBP3592. Application: 318C Excavator · Machine serial BTG00001-UP · SEBP3592. Original section: 212-8544: VALVE MECHANISM GP. Verified equipment catalog identity: https://avspare.com/caterpillar/sebp3592/; archive section 34; archive listing page 3. The verified equipment catalog identifies the engine model as 3066. Caterpillar parts documentation identifies the branded 3066 engine model; this does not establish interchangeability with other equipment or engine revisions. Engine serial range is not supplied. These selected sections cover engine arrangements, internal components, mounting, lubrication and cooling, including original crankshaft, cylinder-block, cylinder-head, engine-mounting, oil-pan, piston, idler-pulley, breather and oil-filter variants. Retain every arrangement, serial/date applicability and original note; this is not the entire machine parts book. Check machine and engine nameplates, arrangement numbers, serial ranges and original notes before ordering. This section does not establish interchangeability with other configurations.
Illustrations | Parts table | Request a quote
212-8544: VALVE MECHANISM GP Illustrations

Original Caterpillar Parts List
The original part number is retained. Common Caterpillar Number is the same recognized number with its hyphen removed, for example 3N-2886 → 3N2886. Letters, digits and leading zeros remain unchanged. This is a spelling variant, not a substitute part or fitment guarantee. Unrecognized formats are marked for verification. Original quantities and notes apply; quantities do not indicate stock. An em dash represents an empty source field. Archive references are retained as source references.
| Ref. | Original Part Number | Common Caterpillar Number | Catalog Qty. | Original Description | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|---|
| 1. | 5I-4921 | 5I4921 | [2] | BOLT (M12X1.25X21-MM) | — | Request a Quote |
| 2. | 5I-7720 | 5I7720 | [2] | PIPE | — | Request a Quote |
| 3. | 5I-7622 | 5I7622 | [4] | RING | — | Request a Quote |
| 4. | 2W-6047 | 2W6047 | [4] | WASHER (22.05X31.75X0.89-MM THK) | — | Request a Quote |
| 5. | 5I-7590 B | Not derived — verify | [6] | ROCKER AS | — | Ask for identification |
| — | 5I-7590 B | Not derived — verify | [6] | ROCKER AS | — | Ask for identification |
| 6. | 5I-7631 | 5I7631 | [1] | BUSHING | — | Request a Quote |
| 7. | 091-3474 M | Not derived — verify | [1] | NUT (M8X1.25-THD) | — | Ask for identification |
| 8. | 094-9525 | 0949525 | [1] | SCREW | — | Request a Quote |
| 9. | 5I-7722 | 5I7722 | [6] | BRACKET | — | Request a Quote |
| 10. | 3B-4505 | 3B4505 | [12] | LOCKWASHER (5/16) | — | Request a Quote |
| 11. | 5I-7730 | 5I7730 | [6] | BOLT (M8X1.25X103-MM) | — | Request a Quote |
| 12. | 8T-4189 M | Not derived — verify | [6] | BOLT (M8X1.25X20-MM) | — | Ask for identification |
| 13. | 5I-7721 | 5I7721 | [4] | SPRING | — | Request a Quote |
| 14. | 5I-7731 | 5I7731 | [2] | SHAFT AS-ROCKER ARM | — | Request a Quote |
| 15. | 094-4696 | 0944696 | [1] | PLUG | — | Request a Quote |
| 16. | 5I-7630 | 5I7630 | [12] | CAP | — | Request a Quote |
| 17. | 5I-7719 | 5I7719 | [24] | RETAINER | — | Request a Quote |
| 18. | 5I-7625 | 5I7625 | [12] | RETAINER | — | Request a Quote |
| 19. | 5I-7624 | 5I7624 | [12] | SEAL | — | Request a Quote |
| 20. | 5I-7740 | 5I7740 | [12] | SPRING | — | Request a Quote |
| 21. | 5I-7739 | 5I7739 | [6] | VALVE (EXHAUST) | — | Request a Quote |
| 22. | 212-8477 | 2128477 | [6] | VALVE (INLET) | — | Request a Quote |
Request a Quote from WinsDiesel
Send the original part number, required quantity, machine serial number, engine nameplate/model and serial number, arrangement number, application, component photos and delivery country. Supplied contents, specification, availability and lead time will be confirmed in the quotation.
Send an enquiry or email winsparts@winsparts.com.
Related Caterpillar Catalog Sections
- Caterpillar 318C 255-3018: PULLEY GP-IDLER Parts
- Caterpillar 318C 222-8229: ADAPTER GP-REMOTE OIL FILTER Parts
- Caterpillar 318C 154-0491: PULLEY GP-IDLER Parts
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