Alco Model 251Engine Spares
| Qty. | Part Number | Description | Condition | |
| 0 | 131 | Rotor, Turbocharger, Model 131 | New | |
| 24 | 21410166 | Main Bearing, Shell | New | |
| 6 | 2171016-1 | Bushing, Piston Pin, 251F Engine | New | |
| 20 | 2161332 | Camshaft Bushing | New | |
| 16 | 2170017 | Connecting Rod | Rebuilt | |
| 0 | 22110115 | Cylinder Liners; 251F; Honey Chrome Plated; Casting Numbers: 821-5722 / 539008 – | New | |
| 20 | 2211017-1 | Cylinder Liner; Unplated | Rebuilt | |
| 2 | 2211017-1 | Cylinder Liner, 251F Engine | New | |
| 0 | 22200216-4 | Cylinder Head, with Valves; 4 Valve; Casting Number 822-5739 Typical Number | Rebuilt | |
| 4 | 22200215 | Cylinder Head, With Valves | Rebuilt | |
| 0 | 22200226 | Cylinder Head, 251 Engine, Non Plus | Rebuilt | |
| 64 | 22211817 | Insert, valve seat | New | |
| 0 | 22300124 | Injector, | Rebuilt | |
| 0 | 22300128 | Injector, 251F, .350 Nozzle | Rebuilt | |
| 32 | 22311210 | Valve, Exhaust | New | |
| 32 | 22311211 | Valve | New | |
| 1 | 22500120-2 | Water Pump, Jacket Water | New | |
| 76 | 2231136 | Guide | New | |
| 1 | 22601516 | Model 131 Turbo | Rebuilt | |
| 20 | 2240014-2 | Push Rod | New | |
| 9 | 2240211-1 | Rocker Arm | ||
| 18 | 2321368 | Guide | New | |
| 2 | 22500120-2 | Water Pump, with Drive Gear | New | 1027-15-02 |
| 0 | 22511417 | Impeller, Water Pump | ||
| 2 | 2251142-2 | Impeller, Water Pump, Standard (2251149) | New | |
| 4 | 2351083-2 | Drive Gear, Lube Oil Pump | ||
| 3 | 23900143 | Lube Oil Pump, With Relief Valve | New | 1027-15-09 |
| 0 | 24200416 | Piston 251F; 11.5:1 Compression; Mexican Hat | New or Rebuilt | |
| 20 | 2420048 | Piston assembly, with piston pin | Rebuilt | 1030-15-12
0506-14-03 |
| 6 | 2421022-2 | Piston Ring | ||
| 90 | 2461082-1 | Spring, Valve | ||
| 13 | 4320021-1 | Fuel Pump, 251F; Bosch # APF1CQ170T5048E; s/n 930909, 930902, etc. | Rebuilt | |
| 12 | 840-5734 | Water Jumper |
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