| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | | Engine Unit, Mounting | | |
| 2 | | Engine Unit, Exhaust Muffler Related Parts | | |
| 3 | | Engine Unit, Air Cleaner Hose | | |
| 4 | | Engine Unit, Damper (#16501-16662) | | |
| 5 | | Engine Unit, Damper (#16663-17434) | | |
| 6 | | Engine Unit, Wiring Harness Mounting | | |
| 7 | | Engine Unit, Inner Parts, Piston Pump (1/5) | | |
| 8 | | Engine Unit, Inner Parts, Piston Pump (2/5) | | |
| 9 | | Engine Unit, Inner Parts, Piston Pump (3/5) | | |
| 10 | | Engine Unit, Inner Parts, Piston Pump (4/5) | | |
| 11 | | Engine Unit, Inner Parts, Piston Pump (5/5) | | |
| 12 | | Engine Unit, Piston Pump Related Parts | | |
| 13 | | Engine Unit, Suction Piping | | |
| 14 | | Engine Unit, Heater Piping | | |
| 15 | | Engine Unit, Floor Wiring Harness Clamp | | |
