| Item | Part No. | Part Name | Qty | Serial No. |
| ENGINE (SEE FIG. A0001-0100 ) | A10001 and UP- | |||
| YM729602-01560 | BLOCK, ENGINE | |||
| 1 | (NSS) | BLOCK | ||
| 2 | (NSS) | CAP, REAR MAIN BEARING | ||
| 3 | (NSS) | CAP, MAIN BEARING | ||
| 4 | YM124160-01910 | PLUG | ||
| 5 | YM171051-01921 | PLUG | ||
| 6 | YM129150-02020 | BOLT, BEARING CAP | ||
| 7 | YM124060-01050 | PLUG | ||
| 8 | YM129001-01250 | PLUG | ||
| 9 | YM27241-120000 | PLUG | ||
| 10 | YM27241-300000 | PLUG | ||
| 11 | YM129795-02411 | BUSHING | ||
| 12 | YM124160-01910 | PLUG | ||
| 13 | YM129001-02930 | BEARING, MAIN | ||
| OR | ||||
| YM129150-02870 | BEARING, MAIN 0.25 MM | |||
| 14 | YM129150-02930 | BEARING, REAR THRUST | ||
| OR | ||||
| YM129150-02940 | BEARING, REAR THRUST +0.25 MM | |||
| 15 | YM129004-01190 | PAD, CUSHION |