| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM729102-21700 | CRANKSHAFT ASS'Y | 18428- | |
| 2 | YM24190-080001 | BALL | 18428- | |
| 3 | YM129150-21200 | GEAR,CRANK | 18428- | |
| 4 | YM129100-01580 | PIN,DOWEL | 18428- | |
| 5 | YM22512-070140 | KEY | 18428- | |
| 6 | YM171340-21650 | PULLEY | 18428- | |
| 7 | YM129795-21661 | WASHER | 18428- | |
| 8 | YM121850-21680 | BOLT | 18428- | |
| 9 | YM22351-040010 | PIN,SPRING | 18428- |