| 1 | YM129150-01200 | BOLT | |
| 2 | YM129407-01340 | GASKET (KIT) | |
| 3 | YM129601-11700 | CYLINDER HEAD ASS'Y | |
| 4 | YM120130-11860 | GUIDE,INTAKE VALVE | |
| 5 | YM129150-11810 | GUIDE,EXHAUST VALVE | |
| 6 | YM27241-400000 | PLUG | |
| 7 | YM129004-11100 | VALVE,INTAKE | |
| 8 | YM129100-11110 | VALVE,EXHAUST | |
| 9 | YM129795-11120 | SPRING | |
| 10 | YM129795-11180 | SEAT | |
| 11 | YM27310-080001 | COTTER | |
| 12 | YM121400-11340 | SEAL,VALVE STEM (KIT) | |
| 13 | YM124460-11340 | SEAL,VALVE STEM (KIT) | |
| 14 | YM129150-11370 | CAP | |
| 15 | YM119802-11870 | PROTECTOR (KIT) | |
| 16 | YM119625-11880 | SEAT (KIT) | |
| 17 | YM129004-11900 | RETAINER | |
| 18 | YM22351-060012 | PIN,SPRING | |
| 19 | YM120270-54410 | WASHER | |
| 20 | YM26106-080352 | BOLT |
