| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM129350-32090 | OIL PUMP ASS'Y | 18873- | |
| 2 | YM121450-32060 | PIN | 18873- | |
| 3 | YM121450-32021 | PACKING (KIT) | 18873- | |
| 4 | YM26013-060222 | BOLT | 18873- | |
| 5 | YM129350-35090 | PIPE,INLET | 18873- | |
| 6 | YM121550-35100 | NUT,CAP | 18873- | |
| 7 | YM121550-35110 | GASKET | 18873- | |
| 8 | YM129350-39200 | TUBE | 18873- | |
| 9 | YM124160-39140 | BOLT,JOINT | 18873- | |
| 10 | YM23414-100000 | GASKET,RING | 18873- | |
| 11 | YM124550-59820 | BOLT,JOINT | 18873- | |
| 12 | YM23414-080000 | GASKET | 18873- | |
| 13 | YM124450-39240 | CLIP | 18873- | |
| 14 | YM124160-39450 | SWITCH,OIL PRESSURE | 18873- |