| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM729106-01560 | CYLINDER BLOCK A. | 00101- | |
| 2 | YM27241-120000 | PLUG | 00101- | |
| 3 | YM129795-02411 | BUSHING | 00101- | |
| 4 | YM124160-01910 | PLUG | 00101- | |
| 5 | YM23871-010000 | PLUG | 00101- | |
| 6 | YM171051-01921 | PLUG | 00101- | |
| 7 | YM27241-300000 | PLUG | 00101- | |
| 8 | YM27231-500000 | PLUG | 00101- | |
| 9 | YM26106-080122 | BOLT | 00101- | |
| 10 | YM23414-080000 | GASKET | 00101- | |
| 11 | YM129150-02020 | BOLT | 00101- | |
| 12 | YM129150-02800 | MAIN METAL ASS'Y | 00101- | |
| 12 | YM129150-02870 | MAIN METAL ASS'Y,0.25MM (US) | 00101- | |
| 13 | YM129150-02930 | THRUST METAL ASS'Y | 00101- | |
| 13 | YM129150-02940 | THRUST METAL ASS'Y,0.25MM (OS) | 00101- | |
| 14 | YM27225-100140 | PLUG | 00101- | |
| 15 | YM129189-25100 | GEAR | 00101- | |
| 16 | YM129189-25060 | BUSHING | 00101- | |
| 17 | YM129189-25050 | SHAFT | 00101- | |
| 18 | YM26106-080502 | BOLT | 00101- | |
| 19 | YM129553-39650 | NOZZLE,PISTON COOLING | 00101- | |
| 20 | YM22351-030010 | PIN,SPRING | 00101- | |
| 21 | YM129792-39410 | VALVE ASS'Y | 00101- |