| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6733-11-1110 | CYLINDER HEAD A. | 21273646- | |
| 2 | 6736-11-1150 | PLUG,EXPANSION | 21273646- | |
| 3 | 6732-11-1930 | PLUG | 21273646- | |
| 4 | 6732-11-1910 | PLUG | 21273646- | |
| 6736-41-4110 | INTAKE VALVE A. | 21273646- | ||
| 5 | 6732-41-4520 | COTTER | 21273646- | |
| 6 | 6732-41-4110 | VALVE,INTAKE | 21273646- | |
| 6736-41-4210 | EXHAUST VALVE A. | 21273646- | ||
| 7 | 6732-41-4520 | COTTER | 21273646- | |
| 8 | 6732-41-4210 | VALVE,EXHAUST | 21273646- | |
| 9 | 6732-41-4530 | SEAL,EXHAUST | 21273646- | |
| 10 | 6732-41-4540 | SEAL,INTAKE | 21273646- | |
| 11 | 6732-41-4410 | SPRING | 21273646- | |
| 12 | 6732-41-4510 | RETAINER | 21273646- | |
| 13 | 6732-11-1610 | BOLT | 21273646- | |
| 14 | 6732-11-1620 | BOLT | 21273646- | |
| SERVICE PARTS | ||||
| 15 | 6736-19-1440 | SEAT,EXHAUST | 21273646- | |
| 16 | 6736-19-1430 | SEAT,INTAKE | 21273646- | |
| 17 | 6736-19-1310 | GUIDE¤ 60.50MM,LONG INTAKE | 21273646- | |
| 18 | 6736-19-1410 | GUIDE¤ 51.75MM,LONG EXHAUST | 21273646- | |
| 6736-18-1310 | GUIDE,INTAKE AND EXHAUST | 21273646- |
