| Item | Part No. | Part Name | Qty | Serial No. |
| 6751-21-1310 | CYLINDER BLOCK ASS'Y | 21720884- | ||
| \6\ | CYLINDER BLOCK ASS'Y | 21720884- | ||
| 1 | 6732-21-1812 | PLUG | 21720884- | |
| \6\ | BLOCK ASS'Y | 21720884- | ||
| 2 | 6732-21-1831 | PLUG | 21720884- | |
| \5\6754-21-1220 | CAP ASS'Y | 21720884- | ||
| 3 | \6\ | RING,DOWEL | 21720884- | |
| 4 | \6\ | CAP | 21720884- | |
| \5\6754-21-1240 | CAP ASS'Y | 21720884- | ||
| 5 | \6\ | RING,DOWEL | 21720884- | |
| 6 | \6\ | CAP | 21720884- | |
| 7 | 6732-21-1411 | BUSHING | 21720884- | |
| 8 | 6732-21-1611 | BOLT | 21720884- | |
| 9 | 6742-01-1420 | PLUG | 21720884- | |
| 10 | \6\ | BLOCK | 21720884- | |
| 11 | 6732-21-1820 | PLUG | 21720884- | |
| 6751-21-1320 | BLOCK KIT | 21720884- | ||
| 12 | 6732-21-6140 | RING,DOWEL | 21720884- | |
| 13 | 6754-21-1190 | NOZZLE | 21720884- | |
| 14 | 6754-21-1180 | JOINT | 21720884- | |
| 15 | 6754-21-6220 | RING,DOWEL | 21720884- | |
| 6560-81-7110 | PLUG ASS'Y | 21720884- | ||
| 16 | 6560-81-7120 | PLUG | 21720884- | |
| 17 | 6560-81-7130 | O-RING | 21720884- | |
| 6732-21-1960 | PLUG ASS'Y | 21720884- | ||
| 18 | 6215-81-9510 | PLUG | 21720884- | |
| 19 | 6215-81-9710 | O-RING | 21720884- | |
| 20 | 6735-21-5530 | PLUG | 21720884- | |
| 21 | 6732-21-5530 | PLUG | 21720884- | |
| 22 | 6732-21-6160 | PLUG | 21720884- | |
| 23 | 6732-21-1812 | PLUG | 21720884- |