| Item | Part No. | Part Name | Qty | Serial No. |
| 258-80-13100 | WATER PUMP ASS'Y | 1551- | ||
| 2691-8-13400 | VALVE ASS'Y | 1551- | ||
| 1 | 266-85-31410 | LOCK,VALVE | 1551- | |
| 2 | 266-85-31420 | PACKING | 1551- | |
| 3 | 266-85-31430 | SPRING | 1551- | |
| 4 | 266-85-31440 | VALVE | 1551- | |
| 5 | 266-85-31450 | SEAT,VALVE | 1551- | |
| 6 | 266-85-31140 | CASE,VALVE | 1551- | |
| 266-85-31400 | VALVE ASS'Y | 1551- | ||
| 7 | 266-85-31410 | LOCK,VALVE | 1551- | |
| 8 | 266-85-31420 | PACKING | 1551- | |
| 9 | 266-85-31430 | SPRING | 1551- | |
| 10 | 266-85-31440 | VALVE | 1551- | |
| 11 | 266-85-31450 | SEAT,VALVE | 1551- | |
| 12 | 266-85-31460 | CASE,VALVE | 1551- | |
| 13 | 266-06-08000 | NIPPLE | 1551- |