| Item | Part No. | Part Name | Qty | Serial No. |
| 257-80-13101 | WATER PUMP ASS'Y | 1042- | ||
| \0\257-80-13100 | WATER PUMP ASS'Y | 1001-1041 | ||
| 2691-8-13400 | VALVE ASS'Y | 1001- | ||
| 1 | 266-85-31140 | CASE | 1001- | |
| 2 | 266-85-31450 | SEAT | 1001- | |
| 3 | 266-85-31440 | VALVE | 1001- | |
| 4 | 266-85-31430 | SPRING | 1001- | |
| 5 | 266-85-31410 | LOCK | 1001- | |
| 6 | 266-85-31420 | PACKING | 1001- | |
| 7 | 07042-00312 | PLUG | 1001- | |
| 8 | 266-06-08000 | NIPPLE | 1001- | |
| 266-85-31400 | VALVE ASS'Y | 1001- | ||
| 9 | 266-85-31460 | CASE | 1001- | |
| 10 | 266-85-31450 | SEAT | 1001- | |
| 11 | 266-85-31440 | VALVE | 1001- | |
| 12 | 266-85-31430 | SPRING | 1001- | |
| 13 | 266-85-31410 | LOCK | 1001- | |
| 14 | 266-85-31420 | PACKING | 1001- | |
| 15 | 257-80-13120 | PIN | 1042- | |
| 2691-8-13200 | PIN | 1001-1041 | ||
| 16 | 01010-30816 | BOLT | 1001-1041 | |
| 17 | 01602-00825 | WASHER | 1001-1041 | |
| 18 | 266-85-31940 | SPRING | 1001- | |
| 19 | 257-80-13110 | BRACKET | 1001- | |
| 20 | 04050-14025 | PIN | 1042- |