| 1 | YM129100-22080 | PISTON ASS'Y | |
| |1 | YM729100-22900 | PISTON ASS'Y (OS) | |
| 2 | YM729100-22500 | PISTON RING ASS'Y | |
| |2 | YM729555-22950 | PISTON RING ASS'Y,0.25MM (OS) | |
| 3 | YM129150-22300 | PIN,PISTON | |
| 4 | YM121100-22400 | RING,SNAP | |
| 5 | YM729150-23700 | CONNECTING ROD A. | |
| 6 | YM729150-23600 | CRANK PIN METAL A. | |
| |6 | YM129150-23610 | CRANK PIN METAL A.,0.25MM (US) | |
| 7 | YM121550-23200 | BOLT | |
| 8 | YM129100-23910 | BUSHING,(SERVISE PARTS) |
