Water Pumps
79 ProductsCooling Cooling Categories (10)
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CAT C9 3126E Water Pump 800.10R5406 C9 CAT Water Pump KWP5406 CAT C9 3126B 3126E. Same As Keene KWP5406, Automann 800.10R5406, CAT 10R5406, CAT 200-1212, 2001212,...
- Regular price
- $275.99
- Sale price
- $275.99
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Cummins 88NT Water Pump KWP2257 Cummins 88NT Water PumpCummins 88 Big Cam 4 Engine. Same As Keene KWP2257, Automann 800.3803138, US2062, Cummins 3803138, Cummins 3803030....
- Regular price
- $171.99
- Sale price
- $171.99
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Cummins B Series Water Pump KWP2263 Cummins B Series Water Pump New3.9L & 5.9L. Casting Number 3913132. Same As Automann 800.3802358, US7145N, US7145HN, 393132, Cummins 3286275,...
- Regular price
- $66.99
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- $66.99
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Cummins Big Cam 3 Water Pump KWP1170 Cummins Big Cam 3 Water PumpCummins Big Cam 3, Cummins Big Cam 4. NTC290, NTC350, NTC400, Formula 290, Formula 350....
- Regular price
- $149.99
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- $149.99
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Cummins Big Cam 4 Water Pump KWP1172 Cummins Big Cam 4 Water PumpVented. 4-5/16" Pulley. Multi Grooved Pulley. 4-1/2" Impeller. Same As Automann 800.3801708, US2032, Cummins 3801708,...
- Regular price
- $144.99
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- $144.99
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Cummins C Series Water Pump KWP2264 Cummins C Series Water Pump NewCummins C Series 8.3L Short Nose. Same As Automann 800.3802081, US740, Cummins 3804883, Cummins 3913430,...
- Regular price
- $89.99
- Sale price
- $89.99
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Cummins ISB Water Pump KWP1688 Same As Cummins 2881688, Haldex RW6080. Same As Keene KWP1688, Automann 800.5473237, Automann 800.5473173, Midwest WA902-05-2556, Automann 800.5473237, Cummins 2881688,...
- Regular price
- $73.99
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- $73.99
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Cummins ISC ISL 97MM Water Pump KWP9344 Cummins ISC 97MM Water Pump KWP9344. Same As Automann 800.5579023, Keene KWP9344, Midwest WA902-05-2559, 2882044, 4309344, 4376357, Haldex RW6083, 5436204,...
- Regular price
- $89.99
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- $89.99
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Cummins ISC Water Pump KWP6293 Cummins ISC Water Pump New Same As Automann 800.3286293, US69NX, Cummins 3286293, Cummins 4089647, Cummins 3804927, Cummins 3940052. Casting Number...
- Regular price
- $94.99
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- $94.99
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Cummins ISX 12.0L EPA13 800.2899631 Water Pump Cummins ISX 12.0L EPA13 Water Pump 800.2899631. Same As Automann 800.2899631, Cummins 2899631.
- Regular price
- $265.99
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- $265.99
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Cummins ISX 15.0L EPA17 Water Pump 800.3692580 Cummins ISX 15.0L EPA17 Water Pump 800.3692580. Same As Automann 800.3692580, Cummins 3692580, Cummins 3692908, Cummins 3692937, Cummins 540648, Cummins...
- Regular price
- $257.99
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- $257.99
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Cummins ISX 15.0L Water Pump 800.5719759 Cummins ISX 15.0L Water Pump 800.5719759. Same As Automann 800.5719759, Cummins 5719759.
- Regular price
- $187.99
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- $187.99
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Water Pumps Overview
The water pump keeps coolant moving through the block and radiator; a failing pump — bad bearing, leaking seal, or eroded impeller — causes overheating and can strand the truck. Van Horn Truck Parts carries heavy-duty water pumps and gaskets cross-referenced to Cummins, Detroit, PACCAR, Mack, and Automann part numbers.
Match the pump by your engine make and model, and confirm the inlet/outlet and pulley/gasket configuration.
Mechanic & Fitment Specs:
- Match by: Engine make/model, inlet/outlet, pulley/gasket configuration
- Cross-references: Cummins, Detroit, PACCAR, Mack, Automann
- Buying tip: Replace the gasket and inspect the belt/tensioner with the pump
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