| Item | Part No. | Part Name | Qty | Serial No. |
| (257-20-21500) | ENGINE ASS'Y | 1501- | ||
| 1 | KT38240-7610-1 | PUMP | 1501- | |
| 2 | KT38240-3783-3 | GEAR | 1501- | |
| 3 | KT37300-3777-1 | RACE,INNER | 1501- | |
| 4 | KT37300-3778-1 | BEARING,NEEDLE | 1501- | |
| 5 | KT08101-06907 | BEARING,BALL | 1501- | |
| 6 | KT04612-00350 | RING,SNAP | 1501- | |
| 7 | KT37300-3779-1 | COLLAR | 1501- | |
| 8 | KT34150-3786-2 | GASKET | 1501- | |
| 9 | KT34150-3787-1 | GASKET | 1501- | |
| 10 | KT37300-3785-2 | HOLDER | 1501- | |
| 11 | KT38240-3633-1 | STUD | 1501- | |
| 12 | KT01123-50845 | BOLT | 1501- | |
| 13 | KT01123-50822 | BOLT | 1501- | |
| 14 | KT04012-50080 | WASHER | 1501- | |
| 15 | KT04512-50080 | WASHER,SPRING | 1501- | |
| 16 | KT02156-50080 | NUT | 1501- | |
| 17 | KT34150-3782-1 | COLLAR | 1501- | |
| 18 | KT37300-3781-1 | GEAR | 1501- | |
| 19 | KT04612-00250 | RING,SNAP | 1501- |