| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM719660-11700 | CYLINDER HEAD A. | 07992- | |
| 2 | YM121850-11860 | PLUG | 07992- | |
| 3 | YM119620-11100 | VALVE,INTAKE | 07992- | |
| 4 | YM119620-11110 | VALVE,EXHAUST | 07992- | |
| 5 | YM124160-11340 | SEAT,INTAKE | 07992- | |
| 6 | YM124950-11340 | SEAT,EXHAUST | 07992- | |
| 7 | YM119620-11120 | SPRING | 07992- | |
| 8 | YM119620-11180 | SEAT,SPRING | 07992- | |
| 9 | YM101158-11190 | COTTER,VALVE | 07992- | |
| 10 | YM104211-11370 | CAP | 07992- | |
| 11 | YM27241-400000 | PLUG | 07992- | |
| 12 | YM27221-050080 | PLUG | 07992- | |
| 13 | YM22351-060012 | PIN,SPRING | 07992- | |
| 14 | YM119620-11801 | GUIDE,VALVE | 07992- | |
| 15 | YM119610-01340 | GASKET,HEAD (KIT) | 07992- | |
| 16 | YM119620-01200 | BOLT | 07992- | |
| 17 | YM119632-07900 | HOOK | 07992- | |
| 18 | YM26106-060122 | BOLT | 07992- |