| Item | Part No. | Part Name | Qty | Serial No. |
| (257-20-21500) | ENGINE ASS'Y | 1501- | ||
| KT15402-3207-1 | COVER ASS'Y | 1501- | ||
| 1 | KT15402-3235-1 | COVER | 1501- | |
| 2 | KT15213-3607-3 | VALVE,RELIEF | 1501- | |
| 3 | KT15213-3637-1 | O-RING | 1501- | |
| 4 | KT15402-3243-1 | FILTER | 1501- | |
| 5 | KT15213-3232-1 | GASKET | 1501- | |
| 6 | KT15402-9101-1 | BOLT | 1501- | |
| 7 | KT04512-50080 | WASHER,SPRING | 1501- | |
| 8 | KT04012-50080 | WASHER | 1501- |