HomeUS Motor Works US5020 Engine Water Pump
Part #: S-641

US Motor Works US5020 Engine Water Pump

18 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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Reliable Engine Water Pump for Cadillac, Chevrolet, and Oldsmobile

The US Motor Works US5020 engine water pump is designed to maintain optimal engine temperature in select Cadillac, Chevrolet, and Oldsmobile vehicles. This component ensures efficient coolant circulation, helping prevent overheating and engine damage.

  • Compatible with Cadillac Cavalier, Chevrolet Cimarron, and Oldsmobile Firenza models
  • Direct replacement engine water pump for reliable cooling system performance
  • Precision-engineered to meet OEM specifications
  • Durable construction for long-lasting operation
  • Part number US5020 for easy identification and fitment

Product Details and Compatibility

The US Motor Works US5020 engine water pump is specifically designed for use in Cadillac Cavalier, Chevrolet Cimarron, and Oldsmobile Firenza vehicles. This pump plays a critical role in circulating coolant through the engine block and radiator, maintaining the proper operating temperature. Manufactured to meet or exceed original equipment standards, it ensures a precise fit and reliable performance. The pump's robust design helps resist wear and corrosion, contributing to the longevity of your vehicle's cooling system.

Common Applications and Problem Resolution

  • Replaces faulty or leaking water pumps in Cadillac Cavalier, Chevrolet Cimarron, and Oldsmobile Firenza
  • Addresses engine overheating issues caused by coolant circulation failure
  • Eliminates coolant leaks that can lead to engine damage
  • Restores proper coolant flow to prevent engine performance loss
  • Helps maintain consistent engine temperature under various driving conditions

Installation Notes and Tips

When installing the US Motor Works US5020 water pump, ensure the cooling system is fully drained before removal of the old pump. Clean the mounting surface thoroughly to prevent leaks. Use a new gasket or sealant as recommended by the vehicle manufacturer. Torque all bolts to the specified values to avoid damage. After installation, refill the cooling system and bleed air pockets to ensure proper coolant flow.

Quality Assurance and Warranty Information

US Motor Works manufactures the US5020 engine water pump to meet stringent quality standards. Each unit undergoes thorough testing to ensure durability and performance. While specific warranty details may vary, US Motor Works typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.

BrandStandard Ignition
Part NumberS-641
Connector GenderMale
Terminal GenderFemale
Terminal TypePin Socket

This part fits 18 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1986CadillacCimarrond'OroN/A
1986CadillacCimarronBaseN/A
1986ChevroletCavalierZ24N/A
1986ChevroletCavalierRSN/A
1986OldsmobileFirenzaGTN/A
1985CadillacCimarrond'OroN/A
1985CadillacCimarronBaseN/A
1985ChevroletCavalierType-10N/A
1985ChevroletCavalierCSN/A
1985ChevroletCavalierCLN/A
1985ChevroletCavalierBaseN/A
1985OldsmobileFirenzaGTN/A
1985OldsmobileFirenzaESN/A
1985OldsmobileFirenzaCruiser SXN/A
1985OldsmobileFirenzaCruiser LXN/A
1985OldsmobileFirenzaBrougham SXN/A
1985OldsmobileFirenzaBrougham LXN/A
1985OldsmobileFirenzaBaseN/A

* 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:

350-28357-460588860506EC53PT259

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