HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US1137H Engine Water Pump
Part #: US1137H

US Motor Works US1137H Engine Water Pump

⚙️ 38 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, C10, C20, C20 Suburban, C30, G20, G30, K10, K20, K20 Suburban, P20, and P30
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Reliable Engine Water Pump for Chevrolet Trucks and Vans

The US Motor Works US1137H engine water pump is designed to maintain optimal engine temperature for Chevrolet C10, C20, C20 Suburban, C30, G20, G30, K10, K20, K20 Suburban, P20, and P30 models. This component ensures efficient coolant circulation, helping prevent engine overheating and maintaining performance.

  • Compatible with Chevrolet C10, C20, C20 Suburban, C30, G20, G30, K10, K20, K20 Suburban, P20, and P30 vehicles
  • Engineered to meet OEM specifications for reliable fit and function
  • Durable construction designed for long-lasting performance
  • Part number US1137H for precise identification and replacement

Product Details and Compatibility

The US Motor Works US1137H engine water pump is specifically manufactured for a range of Chevrolet trucks and vans, including the C10, C20, and C30 series, as well as G20 and G30 vans and K10 and K20 pickups. This pump is essential for circulating coolant through the engine block and radiator, helping to regulate engine temperature under various operating conditions. Its design aligns with factory specifications to ensure proper fitment and reliable operation within the cooling system.

Common Applications and Problem Resolution

  • Replaces faulty or leaking water pumps in Chevrolet C10, C20, and K20 models
  • Addresses engine overheating issues caused by coolant circulation failure
  • Resolves coolant leaks that can lead to engine damage
  • Restores proper coolant flow in Chevrolet G20 and G30 vans
  • Improves engine cooling efficiency in P20 and P30 models

Installation Notes and Tips

When installing the US Motor Works US1137H water pump, ensure the engine is cool and the cooling system is drained to prevent spills. Clean the mounting surface thoroughly before installation to avoid leaks. Use a new gasket or sealant as recommended by the vehicle manufacturer. Torque bolts to the specified values to secure the pump properly. After installation, refill the cooling system and bleed air pockets to maintain optimal coolant flow.

Quality Assurance and Warranty Information

US Motor Works manufactures the US1137H engine water pump to meet industry standards for durability and performance. While specific warranty details are not provided, the product is built to deliver consistent operation within the specified Chevrolet models. For warranty information, refer to US Motor Works’ official documentation or contact authorized distributors.

This part fits 38 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1977ChevroletC10Silverado4.8LL6N/AHigh performance
1977ChevroletC20N/AHighly durable and efficient engine water pump.
1977ChevroletC20 SuburbanN/AHighly durable and efficient engine water pump.
1977ChevroletC30N/AHighly durable and efficient engine water pump.
1977ChevroletG20N/AHighly durable and efficient engine water pump.
1977ChevroletG30N/AHighly durable and efficient engine water pump.
1977ChevroletK20N/AHighly durable and efficient engine water pump.
1977ChevroletK20 SuburbanN/AHighly durable and efficient engine water pump.
1977ChevroletP20N/AHighly durable and efficient engine water pump.
1977ChevroletP30N/AHighly durable and efficient engine water pump.
1977GMCG25N/AHighly durable and efficient engine water pump.
1977GMCG35N/AHighly durable and efficient engine water pump.
1976ChevroletC10Silverado4.8LL6N/AHigh performance
1976ChevroletC20N/AHighly durable and efficient engine water pump.
1976ChevroletC20 SuburbanN/AHighly durable and efficient engine water pump.
1976ChevroletC30N/AHighly durable and efficient engine water pump.
1976ChevroletG20N/AHighly durable and efficient engine water pump.
1976ChevroletG30N/AHighly durable and efficient engine water pump.
1976ChevroletK10Silverado4.8LL6N/AHigh performance
1976ChevroletK20N/AHighly durable and efficient engine water pump.
1976ChevroletK20 SuburbanN/AHighly durable and efficient engine water pump.
1976ChevroletP20N/AHighly durable and efficient engine water pump.
1976ChevroletP30N/AHighly durable and efficient engine water pump.
1976GMCG25N/AHighly durable and efficient engine water pump.
1976GMCG35N/AHighly durable and efficient engine water pump.
1975ChevroletC10Silverado4.8LL6N/AHigh performance
1975ChevroletC20N/AHighly durable and efficient engine water pump.
1975ChevroletC20 SuburbanN/AHighly durable and efficient engine water pump.
1975ChevroletC30N/AHighly durable and efficient engine water pump.
1975ChevroletG20N/AHighly durable and efficient engine water pump.
1975ChevroletG30N/AHighly durable and efficient engine water pump.
1975ChevroletK10Silverado4.8LL6N/AHigh performance
1975ChevroletK20N/AHighly durable and efficient engine water pump.
1975ChevroletK20 SuburbanN/AHighly durable and efficient engine water pump.
1975ChevroletP20N/AHighly durable and efficient engine water pump.
1975ChevroletP30N/AHighly durable and efficient engine water pump.
1975GMCG25N/AHighly durable and efficient engine water pump.
1975GMCG35N/AHighly durable and efficient engine water 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:

AW1137HWP-485HWP-485HD

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