HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US3401 Engine Water Pump
Part #: US3401

US Motor Works US3401 Engine Water Pump

⚙️ 96 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep and American Motors, Grand Wagoneer, J10, J20, Cherokee, Wagoneer, CJ5, CJ7, AMX, Concord, Pacer, Matador, Hornet, and Gremlin
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Reliable Engine Water Pump for Jeep Models

The US Motor Works US3401 engine water pump is designed specifically for various Jeep vehicles, including Cherokee, CJ5, CJ7, Grand Wagoneer, J10, J20, and Wagoneer models. This component ensures efficient coolant circulation to maintain optimal engine temperature and prevent overheating.

  • Compatible with Jeep Cherokee, CJ5, CJ7, Grand Wagoneer, J10, J20, and Wagoneer
  • Engine water pump designed for reliable coolant flow
  • Durable construction for long-lasting performance
  • Direct replacement for OEM water pumps
  • Part number US3401 for easy identification and fitment

Product Details and Compatibility

The US Motor Works US3401 engine water pump is engineered to meet the cooling system requirements of select Jeep models. It provides consistent coolant circulation through the engine block and radiator, helping to regulate engine temperature during operation. This water pump is a direct fit replacement, ensuring proper alignment and compatibility with the original mounting points and connections on Jeep Cherokee, CJ5, CJ7, Grand Wagoneer, J10, J20, and Wagoneer vehicles. Using the correct water pump like the US3401 helps maintain engine efficiency and prevents potential damage caused by overheating.

Common Applications and Problem Resolution

  • Replaces failing or leaking water pumps in Jeep Cherokee and CJ series vehicles
  • Addresses engine overheating issues due to coolant circulation failure
  • Resolves coolant leaks that can cause engine damage
  • Restores proper coolant flow in Grand Wagoneer and J-series trucks
  • Prevents engine performance loss related to cooling system malfunctions

Installation Notes and Tips

When installing the US Motor Works US3401 water pump, ensure the cooling system is fully drained before removal of the old pump. Clean the mounting surface thoroughly to prevent leaks and ensure a proper seal. Use a new gasket or sealant as recommended by the vehicle manufacturer. Torque all bolts to the specified values to avoid warping or damage. After installation, refill the cooling system and bleed any air pockets to maintain optimal coolant flow.

Quality Assurance and Warranty

US Motor Works manufactures the US3401 engine water pump to meet industry standards for durability and performance. While specific warranty details may vary, this water pump is backed by US Motor Works' commitment to quality and reliability. It is recommended to verify warranty terms with the supplier or manufacturer documentation to ensure coverage.

This part fits 96 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1991JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1990JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1989JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1988JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1988JeepJ10BaseN/ADirect replacement engine water pump.
1988JeepJ20BaseN/ADirect replacement engine water pump.
1987JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1987JeepJ10BaseN/ADirect replacement engine water pump.
1987JeepJ20BaseN/ADirect replacement engine water pump.
1986JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1986JeepJ10BaseN/ADirect replacement engine water pump.
1986JeepJ20BaseN/ADirect replacement engine water pump.
1985JeepGrand WagoneerLimitedN/ADirect replacement engine water pump.
1985JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1985JeepJ10BaseN/ADirect replacement engine water pump.
1985JeepJ20BaseN/ADirect replacement engine water pump.
1984JeepGrand WagoneerLimitedN/ADirect replacement engine water pump.
1984JeepGrand WagoneerBaseN/ADirect replacement engine water pump.
1984JeepJ10BaseN/ADirect replacement engine water pump.
1984JeepJ20BaseN/ADirect replacement engine water pump.
1983JeepCherokeePioneerN/ADirect replacement engine water pump.
1983JeepCherokeeChiefN/ADirect replacement engine water pump.
1983JeepCherokeeBaseN/ADirect replacement engine water pump.
1983JeepJ10BaseN/ADirect replacement engine water pump.
1983JeepJ20BaseN/ADirect replacement engine water pump.
1983JeepWagoneerLimitedN/ADirect replacement engine water pump.
1983JeepWagoneerBroughamN/ADirect replacement engine water pump.
1982JeepCherokeeChiefN/ADirect replacement engine water pump.
1982JeepCherokeeBaseN/ADirect replacement engine water pump.
1982JeepJ10BaseN/ADirect replacement engine water pump.
1982JeepJ20BaseN/ADirect replacement engine water pump.
1982JeepWagoneerLimitedN/ADirect replacement engine water pump.
1982JeepWagoneerBroughamN/ADirect replacement engine water pump.
1982JeepWagoneerBaseN/ADirect replacement engine water pump.
1981JeepCherokeeChiefN/ADirect replacement engine water pump.
1981JeepCherokeeBaseN/ADirect replacement engine water pump.
1981JeepCJ5RenegadeN/ADirect replacement engine water pump.
1981JeepCJ5LaredoN/ADirect replacement engine water pump.
1981JeepCJ5BaseN/ADirect replacement engine water pump.
1981JeepCJ7RenegadeN/ADirect replacement engine water pump.
1981JeepCJ7LaredoN/ADirect replacement engine water pump.
1981JeepCJ7BaseN/ADirect replacement engine water pump.
1981JeepJ10BaseN/ADirect replacement engine water pump.
1981JeepJ20BaseN/ADirect replacement engine water pump.
1981JeepWagoneerLimitedN/ADirect replacement engine water pump.
1981JeepWagoneerBaseN/ADirect replacement engine water pump.
1980JeepCherokeeWide TrackN/ADirect replacement engine water pump.
1980JeepCherokeeBaseN/ADirect replacement engine water pump.
1980JeepCJ5RenegadeN/ADirect replacement engine water pump.
1980JeepCJ5LaredoN/ADirect replacement engine water pump.
1980JeepCJ5Golden EagleN/ADirect replacement engine water pump.
1980JeepCJ5BaseN/ADirect replacement engine water pump.
1980JeepCJ7RenegadeN/ADirect replacement engine water pump.
1980JeepCJ7LaredoN/ADirect replacement engine water pump.
1980JeepCJ7Golden HawkN/ADirect replacement engine water pump.
1980JeepCJ7BaseN/ADirect replacement engine water pump.
1980JeepJ10BaseN/ADirect replacement engine water pump.
1980JeepJ20BaseN/ADirect replacement engine water pump.
1980JeepWagoneerLimitedN/ADirect replacement engine water pump.
1980JeepWagoneerBaseN/ADirect replacement engine water pump.
1979JeepCherokeeN/ADirect replacement engine water pump.
1979JeepCJ5Renegade5.0LV8N/AStandard replacement
1979JeepCJ7N/ADirect replacement engine water pump.
1979JeepJ10N/ADirect replacement engine water pump.
1979JeepJ20N/ADirect replacement engine water pump.
1979JeepWagoneerN/ADirect replacement engine water pump.
1978JeepCherokeeN/ADirect replacement engine water pump.
1978JeepCJ5Renegade5.0LV8N/AStandard replacement
1978JeepCJ7N/ADirect replacement engine water pump.
1978JeepJ10N/ADirect replacement engine water pump.
1978JeepJ20N/ADirect replacement engine water pump.
1978JeepWagoneerN/ADirect replacement engine water pump.
1977JeepCherokeeN/ADirect replacement engine water pump.
1977JeepCJ5Renegade5.0LV8N/AStandard replacement
1977JeepCJ7N/ADirect replacement engine water pump.
1977JeepJ10N/ADirect replacement engine water pump.
1977JeepJ20N/ADirect replacement engine water pump.
1977JeepWagoneerN/ADirect replacement engine water pump.
1976JeepCherokeeN/ADirect replacement engine water pump.
1976JeepCJ5Renegade5.0LV8N/AStandard replacement
1976JeepCJ7N/ADirect replacement engine water pump.
1976JeepJ10N/ADirect replacement engine water pump.
1976JeepJ20N/ADirect replacement engine water pump.
1976JeepWagoneerN/ADirect replacement engine water pump.
1975JeepCherokeeN/ADirect replacement engine water pump.
1975JeepCJ5Renegade5.0LV8N/AStandard replacement
1975JeepJ10N/ADirect replacement engine water pump.
1975JeepJ20N/ADirect replacement engine water pump.
1975JeepWagoneerN/ADirect replacement engine water pump.
1974JeepCherokeeS6.6LV8N/AStandard replacement
1974JeepCJ5Base5.0LV8N/AStandard replacement
1974JeepJ10Base6.6LV8N/AStandard replacement
1974JeepJ20Base6.6LV8N/AStandard replacement
1974JeepWagoneerCustom6.6LV8N/AStandard replacement
1973JeepCJ5Base5.0LV8N/AStandard replacement
1973JeepWagoneerCustom5.9LV8N/AStandard replacement

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.