| Item | Part No. | Part Name | Qty | Serial No. |
| 6138-32-2010 | PISTON ASS'Y | | 50001- |
| 6138-31-2010 | PISTON ASS'Y | | 12653-49999 |
| 1 | 6138-32-2110 | PISTON | | 50001- |
| 1 | 6138-31-2110 | PISTON | | 12653-49999 |
| 2 | 6138-31-2410 | PIN,PISTON | | 12653- |
| 3 | 04065-04018 | RING,SNAP | | 12653- |
| 6138-31-2200 | PISTON RING ASS'Y | | 50001- |
| 6138-31-2030 | PISTON RING ASS'Y | | 12653-49999 |
| 4 | \6\ | RING,TOP | | 12653- |
| 5 | \6\ | RING,SECOND | | 12653- |
| 6 | \6\ | RING,OIL | | 50001- |
| 6 | \6\ | RING,OIL | | 12653-49999 |
| 6138-31-3104 | CONNECTING ROD ASS'Y | | 54048- |
| \0\6138-31-3103 | CONNECTING ROD ASS'Y | | 52190-54047 |
| \0\6138-31-3102 | CONNECTING ROD ASS'Y | | 12653-52189 |
| 7 | \6\ | ROD,CONNECTING | | 52190- |
| 7 | \6\ | ROD,CONNECTING | | 12653-52189 |
| 8 | \6\ | CAP | | 12653- |
| 9 | 6138-31-3133 | BUSHING | | 52190- |
| 9 | \0\6138-31-3132 | BUSHING | | 12653-52189 |
| 10 | 6136-32-3311 | BOLT | | 54048- |
| 10 | \0\6136-32-3310 | BOLT | | 12653-54047 |
| | STANDARD | | |
| 11 | 6138-31-3040 | CRANK PIN METAL A.,CRANK PIN | | 12653- |
| 11 | \6\ | METAL | | 12653- |
| | UNDERSIZE 0.25MM | | |
| 11 | 6138-39-3040 | CRANK PIN METAL A.,CRANK PIN | | 12653- |
| 11 | \6\ | METAL | | 12653- |
| | UNDERSIZE 0.50MM | | |
| 11 | 6138-38-3040 | CRANK PIN METAL A.,CRANK PIN | | 12653- |
| 11 | \6\ | METAL | | 12653- |
| | UNDERSIZE 0.75MM | | |
| 11 | 6138-37-3040 | CRANK PIN METAL A.,CRANK PIN | | 12653- |
| 11 | \6\ | METAL | | 12653- |
| | UNDERSIZE 1.00MM | | |
| 11 | 6138-36-3040 | CRANK PIN METAL A.,CRANK PIN | | 12653- |
| 11 | \6\ | METAL | | 12653- |