HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US63 Engine Water Pump
Part #: US63

US Motor Works US63 Engine Water Pump

⚙️ 69 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 3500
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Reliable Engine Water Pump for Chevrolet and GMC Trucks

The US Motor Works US63 engine water pump is designed specifically for heavy-duty Chevrolet and GMC trucks. Engineered to maintain optimal cooling system performance, this water pump supports the demanding needs of Sierra 2500 HD, Sierra 3500, Silverado 2500 HD, and Silverado 3500 models.

  • Compatible with Chevrolet Sierra 2500 HD, Sierra 3500, Silverado 2500 HD, and Silverado 3500
  • Durable construction for long-lasting engine cooling
  • Precision fitment ensures proper installation and operation
  • Part number US63 for easy identification and replacement
  • Designed to maintain consistent coolant flow and engine temperature

Product Details and Compatibility

The US Motor Works US63 engine water pump is a direct replacement part engineered to meet or exceed OEM specifications. It is compatible with Chevrolet and GMC heavy-duty trucks, including the Sierra 2500 HD, Sierra 3500, Silverado 2500 HD, and Silverado 3500 models. This water pump is a critical component in the vehicle's cooling system, responsible for circulating coolant through the engine block and radiator to prevent overheating. The precise fitment of the US63 ensures seamless integration with existing cooling system components, reducing the risk of leaks or premature failure.

Common Applications and Problem Resolution

  • Replaces faulty or leaking water pumps in Chevrolet and GMC heavy-duty trucks
  • Addresses engine overheating issues caused by coolant circulation failure
  • Resolves coolant leaks that can lead to engine damage
  • Improves cooling system efficiency for sustained engine performance
  • Prevents engine damage due to inadequate coolant flow

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation to avoid injury
  • Drain the cooling system completely before removing the old water pump
  • Inspect and replace any worn gaskets or seals during installation
  • Torque mounting bolts to manufacturer specifications for proper sealing
  • Refill the cooling system with the recommended coolant and bleed air pockets

Quality Assurance and Warranty Information

US Motor Works manufactures the US63 engine water pump to meet stringent quality standards. Each unit undergoes thorough testing to ensure durability and reliable performance under heavy-duty conditions. While specific warranty details may vary, US Motor Works typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

This part fits 69 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2005ChevroletSilverado 2500 HDLTN/AEngine Water Pump - Pump only
2005ChevroletSilverado 2500 HDLSN/AEngine Water Pump - Pump only
2005ChevroletSilverado 2500 HDBaseN/AEngine Water Pump - Pump only
2005ChevroletSilverado 3500LTN/AEngine Water Pump - Pump only
2005ChevroletSilverado 3500LSN/AEngine Water Pump - Pump only
2005ChevroletSilverado 3500BaseN/AEngine Water Pump - Pump only
2005GMCSierra 2500 HDWTN/AEngine Water Pump - Pump only
2005GMCSierra 2500 HDSLTN/AEngine Water Pump - Pump only
2005GMCSierra 2500 HDSLEN/AEngine Water Pump - Pump only
2005GMCSierra 2500 HDBaseN/AEngine Water Pump - Pump only
2005GMCSierra 3500WTN/AEngine Water Pump - Pump only
2005GMCSierra 3500SLTN/AEngine Water Pump - Pump only
2005GMCSierra 3500SLEN/AEngine Water Pump - Pump only
2005GMCSierra 3500BaseN/AEngine Water Pump - Pump only
2004ChevroletSilverado 2500 HDWTN/AEngine Water Pump - Pump only
2004ChevroletSilverado 2500 HDLTN/AEngine Water Pump - Pump only
2004ChevroletSilverado 2500 HDLSN/AEngine Water Pump - Pump only
2004ChevroletSilverado 2500 HDBaseN/AEngine Water Pump - Pump only
2004ChevroletSilverado 3500WTN/AEngine Water Pump - Pump only
2004ChevroletSilverado 3500LTN/AEngine Water Pump - Pump only
2004ChevroletSilverado 3500LSN/AEngine Water Pump - Pump only
2004ChevroletSilverado 3500BaseN/AEngine Water Pump - Pump only
2004GMCSierra 2500 HDWTN/AEngine Water Pump - Pump only
2004GMCSierra 2500 HDSLTN/AEngine Water Pump - Pump only
2004GMCSierra 2500 HDSLEN/AEngine Water Pump - Pump only
2004GMCSierra 2500 HDBaseN/AEngine Water Pump - Pump only
2004GMCSierra 3500WTN/AEngine Water Pump - Pump only
2004GMCSierra 3500SLTN/AEngine Water Pump - Pump only
2004GMCSierra 3500SLEN/AEngine Water Pump - Pump only
2004GMCSierra 3500BaseN/AEngine Water Pump - Pump only
2003ChevroletSilverado 2500 HDLTN/AEngine Water Pump - Pump only
2003ChevroletSilverado 2500 HDLSN/AEngine Water Pump - Pump only
2003ChevroletSilverado 2500 HDBaseN/AEngine Water Pump - Pump only
2003ChevroletSilverado 3500LTN/AEngine Water Pump - Pump only
2003ChevroletSilverado 3500LSN/AEngine Water Pump - Pump only
2003ChevroletSilverado 3500BaseN/AEngine Water Pump - Pump only
2003GMCSierra 2500 HDWTN/AEngine Water Pump - Pump only
2003GMCSierra 2500 HDSLTN/AEngine Water Pump - Pump only
2003GMCSierra 2500 HDSLEN/AEngine Water Pump - Pump only
2003GMCSierra 2500 HDBaseN/AEngine Water Pump - Pump only
2003GMCSierra 3500SLTN/AEngine Water Pump - Pump only
2003GMCSierra 3500SLEN/AEngine Water Pump - Pump only
2003GMCSierra 3500BaseN/AEngine Water Pump - Pump only
2002ChevroletSilverado 2500 HDLTN/AEngine Water Pump - Pump only
2002ChevroletSilverado 2500 HDLSN/AEngine Water Pump - Pump only
2002ChevroletSilverado 2500 HDBaseN/AEngine Water Pump - Pump only
2002ChevroletSilverado 3500LTN/AEngine Water Pump - Pump only
2002ChevroletSilverado 3500LSN/AEngine Water Pump - Pump only
2002ChevroletSilverado 3500BaseN/AEngine Water Pump - Pump only
2002GMCSierra 2500 HDSLTN/AEngine Water Pump - Pump only
2002GMCSierra 2500 HDSLEN/AEngine Water Pump - Pump only
2002GMCSierra 2500 HDSLN/AEngine Water Pump - Pump only
2002GMCSierra 2500 HDBaseN/AEngine Water Pump - Pump only
2002GMCSierra 3500SLTN/AEngine Water Pump - Pump only
2002GMCSierra 3500SLEN/AEngine Water Pump - Pump only
2002GMCSierra 3500SLN/AEngine Water Pump - Pump only
2002GMCSierra 3500BaseN/AEngine Water Pump - Pump only
2001ChevroletSilverado 2500 HDLTN/AEngine Water Pump - Pump only
2001ChevroletSilverado 2500 HDLSN/AEngine Water Pump - Pump only
2001ChevroletSilverado 2500 HDBaseN/AEngine Water Pump - Pump only
2001ChevroletSilverado 3500LTN/AEngine Water Pump - Pump only
2001ChevroletSilverado 3500LSN/AEngine Water Pump - Pump only
2001ChevroletSilverado 3500BaseN/AEngine Water Pump - Pump only
2001GMCSierra 2500 HDSLTN/AEngine Water Pump - Pump only
2001GMCSierra 2500 HDSLEN/AEngine Water Pump - Pump only
2001GMCSierra 2500 HDSLN/AEngine Water Pump - Pump only
2001GMCSierra 3500SLTN/AEngine Water Pump - Pump only
2001GMCSierra 3500SLEN/AEngine Water Pump - Pump only
2001GMCSierra 3500SLN/AEngine Water Pump - Pump only

* 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.