| Item | Part No. | Part Name | Qty | Serial No. |
| ENGINE ASSEMBLY (SEE FIG. A0040-0151) | ||||
| 1 | YM729908-01560 | CYLINDER BLOCK ASSEMBLY | ||
| 2 | YM129900-01250 | PLUG | ||
| 3 | YM171051-01921 | PLUG | ||
| 4 | YM129900-02020 | SCREW | ||
| 5 | YM129900-02410 | BUSHING | ||
| 6 | YM22351-060012 | SPRING PIN | ||
| 7 | YM23876-030000 | PLUG | ||
| 8 | YM23876-030000 | PLUG | ||
| 9 | YM23876-030000 | PLUG | ||
| 10 | YM27241-300000 | PLUG | ||
| 11 | YM729900-02800 | BEARING | ||
| OR | ||||
| 11 | YM129900-02340 | BEARING (-0.25 MM) | ||
| 12 | YM129900-02930 | BEARING, THRUST | ||
| OR | ||||
| 12 | YM129900-02940 | BEARING, THRUST (+0.25 MM) | ||
| 13 | YM129900-01200 | STUD | ||
| 14 | YM129907-01330 | GASKET | ||
| 15 | YM129907-01190 | SPACER |