| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6251-31-2510 | PISTON | | |
| 2 | 6151-31-2410 | PIN, PISTON | | |
| 3 | 04065-04818 | RING, SNAP | | |
| 6251-31-2030 | PISTON RING SET | | |
| 4 | (NSS) | RING, TOP | | |
| 5 | (NSS) | RING, SECOND | | |
| 6 | (NSS) | RING, OIL | | |
| 6251-31-3100 | CONNECTING ROD | | |
| 7 | (NSS) | ROD, CONNECTING | | |
| 8 | (NSS) | CAP, CONNECTING ROD | | |
| 9 | 6251-31-3130 | BUSHING | | |
| 10 | 6150-31-3310 | BOLT | | |
| 11 | 02400-10413 | PIN, DOWEL | | |
| 12 | 6151-31-3050 | METAL ASSEMBLY, STANDARD | | |
| (NSS) | METAL, UPPER | | |
| (NSS) | METAL, LOWER | | |
| 12 | 6151-39-3050 | METAL ASSEMBLY, UNDERSIZE 0.25 MM | | |
| (NSS) | METAL, UPPER | | |
| (NSS) | METAL, LOWER | | |
| 12 | 6151-38-3050 | METAL ASSEMBLY, UNDERSIZE 0.50 MM | | |
| (NSS) | METAL, UPPER | | |
| (NSS) | METAL, LOWER | | |
| 12 | 6151-37-3050 | METAL ASSEMBLY, UNDERSIZE 0.75 MM | | |
| (NSS) | METAL, UPPER | | |
| (NSS) | METAL, LOWER | | |
| 12 | 6151-36-3050 | METAL ASSEMBLY, UNDERSIZE 1.00 MM | | |
| (NSS) | METAL, UPPER | | |
| (NSS) | METAL, LOWER | | |
