| Item | Part No. | Part Name | Qty | Serial No. |
| 6138-32-2050 | PISTON ASS'Y | 54151- | ||
| 6138-32-2010 | PISTON ASS'Y | 50001-54150 | ||
| 1 | 6138-32-2130 | PISTON | 54151- | |
| 6138-32-2110 | PISTON | 50001-54150 | ||
| 2 | 6138-31-2410 | PIN,PISTON | 50001- | |
| 3 | 04065-04018 | RING,SNAP | 50001- | |
| 6138-32-2200 | PISTON RING ASS'Y | 54151- | ||
| \0\6138-31-2200 | PISTON RING ASS'Y | 50001-54150 | ||
| 4 | \6\ | RING,TOP | 50001- | |
| 5 | \6\ | RING,SECOND | 50001- | |
| 6 | \6\ | RING,OIL | 54151- | |
| \0\6138-31-2240 | RING,OIL | 50001-54150 | ||
| 6138-31-3104 | CONNECTING ROD ASS'Y | 50001- | ||
| 7 | \6\ | ROD,CONNECTING | 50001- | |
| 8 | \6\ | CAP | 50001- | |
| 9 | 6138-31-3133 | BUSHING | 50001- | |
| 10 | 6136-32-3311 | BOLT | 50001- | |
| STANDARD | ||||
| 11 | 6138-31-3040 | CRANK PIN METAL A. | 50001- | |
| \6\ | METAL | 50001- | ||
| UNDERSIZE 0.25MM | ||||
| 11 | 6138-39-3040 | CRANK PIN METAL A. | 50001- | |
| \6\ | METAL | 50001- | ||
| UNDERSIZE 0.50MM | ||||
| 11 | 6138-38-3040 | CRANK PIN METAL A. | 50001- | |
| \6\ | METAL | 50001- | ||
| UNDERSIZE 0.75MM | ||||
| 11 | 6138-37-3040 | CRANK PIN METAL A. | 50001- | |
| \6\ | METAL | 50001- | ||
| UNDERSIZE 1.00MM | ||||
| 11 | 6138-36-3040 | CRANK PIN METAL A. | 50001- | |
| \6\ | METAL | 50001- |