| Item | Part No. | Part Name | Qty | Serial No. |
| 6751-01-1310 | CRANKSHAFT ASS'Y | 21720884- | ||
| 1 | \6\ | CRANKSHAFT | 21720884- | |
| 2 | \6\ | GEAR | 21720884- | |
| 3 | \6\ | GEAR | 21720884- | |
| 4 | \6\ | COLLAR | 21720884- | |
| 6736-21-8610 | THRUST METAL ASS'Y | 21720884- | ||
| 5 | \6\ | METAL,UPPER | 21720884- | |
| \6\ | METAL,LOWER | 21720884- | ||
| 6732-29-8110 | MAIN BEARING ASS'Y | 21720884- | ||
| 6 | \6\ | METAL,LOWER | 21720884- | |
| 7 | \6\ | METAL,UPPER | 21720884- | |
| \6\ | METAL,UPPER | 21720884- |