| Item | Part No. | Part Name | Qty | Serial No. |
| ENGINE, TIER I (SEE FIG. A0100-01A0) | A40034-A40042- | |||
| 1 | YMX15220-06720 | PUMP | A40034-A40042- | |
| 2 | YMX15206-20020 | HOUSING | A40034-A40042- | |
| 3 | YMX15203-00200 | ROD | A40034-A40042- | |
| 4 | YMX15210-02301 | PISTON | A40034-A40042- | |
| 5 | YMX15210-20400 | SPRING | A40034-A40042- | |
| 6 | YMX15210-51500 | PLUG | A40034-A40042- | |
| 7 | YMX13952-60000 | GASKET | A40034-A40042- | |
| 8 | YMX15211-50500 | VALVE | A40034-A40042- | |
| 9 | YMX15211-60200 | SPRING | A40034-A40042- | |
| 10 | YMX15211-80900 | ADAPTER | A40034-A40042- | |
| 11 | YMX02963-16060 | O-RING | A40034-A40042- | |