| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6610-11-6131 | MANIFOLD,WATER, REAR | 23020- | |
| 2 | 6610-11-6121 | MANIFOLD,WATER, CENTER | 23020- | |
| 3 | 6610-11-6111 | MANIFOLD,WATER, FRONT | 23020- | |
| 4 | 02720-20810 | PLUG | 23020- | |
| 4A | 02720-20810 | PLUG | 23020- | |
| 5A | 6600-01-3360 | ELBOW | 23020- | |
| 6 | 6600-01-3920 | VALVE | 23020- | |
| 7 | 6610-11-6140 | COUPLING | 23020- | |
| 7A | 6610-11-6151 | COUPLING,(COLD WEATHER SPEC.) | 23020- | |
| 8 | 02893-05043 | O-RING (K2) | 23020- | |
| 6610-11-6080 | GASKET ASS'Y,WATER MANIFOLD (K2) | 23020- | ||
| 9 | 6610-11-6810 | PLATE,RETAINING (K2) | 23020- | |
| 10 | 6610-11-6820 | RING,SEAL (K2) | 23020- | |
| 11 | 02030-30522 | BOLT | 23020- | |
| 12 | 02310-11020 | WASHER,SPRING | 23020- |