| 1 | 452-131 | CYLINDER BLOCK ASS'Y | |
| 2 | 450-770 | PLUG | |
| 3 | 456-696 | BOLT | |
| 4 | 450-788 | PLUG | |
| 5 | 450-762 | PLUG | |
| |5 | 450-789 | PLUG | |
| 6 | 450-793 | PLUG | |
| 7 | 450-795 | PLUG | |
| 8 | 450-796 | PLUG | |
| 9 | 450-175 | MAIN METAL ASS'Y (STD) | |
| |9 | 450-191 | MAIN METAL ASS'Y,0.25MM (US) | |
| 10 | 458-041 | THRUST METAL ASS'Y | |
| 11 | 451-093 | BUSHING | |
| 12 | 456-748 | BOLT |
