| Item | Part No. | Part Name | Qty | Serial No. |
| (257-20-21500) | ENGINE ASS'Y | 1501- | ||
| KT15527-2501-2 | FLYWHEEL ASS'Y | 1501- | ||
| 1 | KT15527-2511-2 | FLYWHEEL | 1501- | |
| 2 | KT15221-6382-4 | GEAR,RING | 1501- | |
| 3 | KT15321-2516-2 | BOLT | 1501- | |
| 4 | KT15321-2517-1 | WASHER | 1501- | |
| 5 | KT15527-0460-2 | FLYWHEEL HOUSING A. | 1501- | |
| 6 | KT31220-1429-3 | PLUG | 1501- | |
| 7 | KT01073-51030 | BOLT | 1501- | |
| 8 | KT01073-51240 | BOLT | 1501- | |
| 9 | KT04512-50100 | WASHER,SPRING | 1501- | |
| 10 | KT04512-50120 | WASHER,SPRING | 1501- | |
| 11 | KT31220-1417-2 | COVER | 1501- | |
| 12 | KT01153-50812 | BOLT | 1501- | |
| 13 | KT04512-50080 | WASHER,SPRING | 1501- | |
| 14 | KT15521-6301-1 | STARTER ASS'Y | 1501- | |
| 15 | KT01133-54035 | BOLT | 1501- | |
| 16 | KT01517-51035 | STUD | 1501- | |
| 17 | KT02176-50100 | NUT | 1501- | |
| 18 | KT04512-50100 | WASHER,SPRING | 1501- |