| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM729100-11700 | CYLINDER HEAD A. | 02853- | |
| 2 | YM121850-11860 | PLUG | 02853- | |
| 3 | YM23871-030000 | PLUG | 02853- | |
| 4 | YM27241-220000 | PLUG | 02853- | |
| 5 | YM27241-400000 | PLUG | 02853- | |
| 6 | YM129150-11050 | PIECE | 02853- | |
| 7 | YM22351-060012 | PIN,SPRING | 02853- | |
| 8 | YM120130-11160 | GUIDE,INTAKE VALVE | 02853- | |
| 9 | YM129150-11170 | GUIDE,EXHAUST VALVE | 02853- | |
| 10 | YM129100-11100 | VALVE,INTAKE | 02853- | |
| 11 | YM129100-11110 | VALVE,EXHAUST | 02853- | |
| 12 | YM121400-11340 | SEAL,VALVE | 02853- | |
| 13 | YM124460-11340 | SEAL,VALVE | 02853- | |
| 14 | YM129795-11120 | SPRING | 02853- | |
| 15 | YM129795-11180 | SEAT,SPRING | 02853- | |
| 16 | YM103338-11190 | COTTER,VALVE | 02853- | |
| 17 | YM129150-11370 | CAP | 02853- | |
| 18 | YM26216-060202 | STUD | 02853- | |
| 19 | YM26366-060002 | NUT | 02853- | |
| 20 | YM129100-01330 | GASKET,HEAD (KIT) | 02853- | |
| 21 | YM129150-01200 | BOLT,HEAD | 02853- | |
| 22 | YM124736-07900 | HOOK | 02853- | |
| 23 | YM26106-080142 | BOLT | 02853- |