HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US20 Engine Water Pump
Part #: US20

US Motor Works US20 Engine Water Pump

3 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, F-100, F-250, and F-350
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Engine Water Pump for 1953 Ford Trucks

US Motor Works US20 is a 100% new engine water pump for select 1953 Ford truck applications. It is built to OE specifications with a precision-machined housing and quality hubs, bearings, seals, and impellers for consistent cooling performance.

Compatible with 1953 Ford F-100, left hand pump, 1953 Ford F-250, left hand pump, and 1953 Ford F-350, left hand pump. This part cross-references 78-8502 and AW20 for the same application.

Key Features

  • Brand: US Motor Works
  • Part number: US20
  • 100% new engine water pump
  • Built to meet or exceed original equipment specifications
  • Precision-machined housing for proper fit and finish
  • Quality hubs, bearings, seals, and impellers
  • Designed for dependable engine cooling and long service life

Product Details

The US20 water pump is the heart of the cooling system on the listed Ford trucks, moving coolant through the engine to help maintain stable operating temperatures. For 1953 Ford F-100, F-250, and F-350 left hand pump applications, this OE-style replacement is engineered to match factory requirements and support efficient cooling under demanding driving conditions.

Common Issues It May Address

  • Coolant leaks from a worn pump seal or housing
  • Overheating caused by reduced coolant circulation
  • Bearing noise from a failing pump assembly
  • Impeller wear that lowers cooling efficiency
  • Restoration needs on a 1953 Ford F-100, F-250, or F-350 left hand pump setup

Installation Notes and Tips

Verify left hand pump application before installation and confirm the vehicle matches the listed 1953 Ford fitment. Inspect the cooling system, gasket surfaces, hoses, thermostat, and belts before replacing the pump so the new unit can operate correctly.

Quality Assurance

US Motor Works manufactures this water pump as a new replacement part designed and tested to meet or exceed OE specifications. The brand uses precision-machined components and quality internal parts to support cooling-system reliability.

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1953FordF-1003.9LV8N/ALeft hand pump
1953FordF-2503.9LV8N/ALeft hand pump
1953FordF-3503.9LV8N/ALeft hand pump

* 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:

78-8502AW20

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