| 1 | YM129900-01200 | BOLT | |
| 2 | YM129900-01331 | GASKET (KIT) | |
| |3 | YM729900-11100 | CYLINDER HEAD ASS'Y | |
| 3 | HEAD,CYLINDER | ||
| 4 | YM129150-11810 | GUIDE,VALVE | |
| 5 | YM23871-005000 | PLUG | |
| 6 | YM27241-400000 | PLUG | |
| 6A | YM23876-030000 | PLUG | |
| 7 | YM129900-11100 | VALVE,INTAKE | |
| 8 | YM129900-11110 | VALVE,EXHAUST | |
| 9 | YM129900-11120 | SPRING | |
| 10 | YM129795-11180 | SEAT | |
| 11 | YM121400-11340 | SEAL,EXHAUST (KIT) | |
| 12 | YM124460-11340 | SEAL,INTAKE (KIT) | |
| 13 | YM129150-11370 | CAP | |
| 14 | YM119625-11870 | PROTECTOR (KIT) | |
| 15 | YM119625-11880 | SEAT (KIT) | |
| 16 | YM119625-11900 | RETAINER | |
| 17 | YM26216-060202 | STUD | |
| 18 | YM26366-060002 | NUT | |
| 19 | YM27310-080000 | COTTER |
