HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US1137 Engine Water Pump
Part #: US1137

US Motor Works US1137 Engine Water Pump

⚙️ 38 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$67.08Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
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
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Water Pump for Chevrolet Trucks

The US Motor Works US1137 engine water pump is designed specifically for Chevrolet trucks including C10, C20, C20 Suburban, C30, G20, G30, K10, K20, K20 Suburban, P20, and P30 models. This water pump helps maintain optimal engine temperature by ensuring efficient coolant circulation.

Key Features of US Motor Works US1137 Water Pump

  • Compatible with Chevrolet C10, C20, C20 Suburban, C30, G20, G30, K10, K20, K20 Suburban, P20, and P30 models
  • Engineered for reliable coolant flow and temperature regulation
  • Durable construction to withstand engine operating conditions
  • Direct replacement for factory water pumps
  • Part number US1137 ensures correct fitment and performance

Detailed Description of the US1137 Engine Water Pump

The US Motor Works US1137 engine water pump is a critical component in the cooling system of various Chevrolet truck models. It is designed to replace the original equipment water pump, providing consistent coolant circulation to prevent engine overheating. This pump is manufactured to meet or exceed OEM specifications, ensuring proper fit and function. Its robust design supports the demands of daily driving and heavy-duty use, making it suitable for Chevrolet trucks such as the C10, K20 Suburban, and G30. Using the correct water pump like the US1137 helps maintain engine efficiency and longevity.

Common Issues Addressed by the US1137 Water Pump

  • Engine overheating due to coolant circulation failure
  • Coolant leaks from worn or damaged water pump seals
  • Reduced engine performance caused by inefficient cooling
  • Noise or bearing failure in the original water pump
  • Preventative maintenance to avoid costly engine damage

Installation Notes and Tips

When installing the US Motor Works US1137 water pump, ensure the engine is cool and the cooling system is drained. 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 warping or damage. After installation, refill the cooling system and bleed air pockets to maintain proper coolant flow.

Quality Assurance and Warranty Information

US Motor Works manufactures the US1137 water pump to meet industry standards for durability and performance. While specific warranty details are not provided, the product is built to provide reliable service when installed correctly and maintained according to vehicle guidelines.

This part fits 38 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1977ChevroletC10Silverado4.8LL6N/AStandard replacement
1977ChevroletC20N/ADirect replacement engine water pump.
1977ChevroletC20 SuburbanN/ADirect replacement engine water pump.
1977ChevroletC30N/ADirect replacement engine water pump.
1977ChevroletG20N/ADirect replacement engine water pump.
1977ChevroletG30N/ADirect replacement engine water pump.
1977ChevroletK20N/ADirect replacement engine water pump.
1977ChevroletK20 SuburbanN/ADirect replacement engine water pump.
1977ChevroletP20N/ADirect replacement engine water pump.
1977ChevroletP30N/ADirect replacement engine water pump.
1977GMCG25N/ADirect replacement engine water pump.
1977GMCG35N/ADirect replacement engine water pump.
1976ChevroletC10Silverado4.8LL6N/AStandard replacement
1976ChevroletC20N/ADirect replacement engine water pump.
1976ChevroletC20 SuburbanN/ADirect replacement engine water pump.
1976ChevroletC30N/ADirect replacement engine water pump.
1976ChevroletG20N/ADirect replacement engine water pump.
1976ChevroletG30N/ADirect replacement engine water pump.
1976ChevroletK10Silverado4.8LL6N/AStandard replacement
1976ChevroletK20N/ADirect replacement engine water pump.
1976ChevroletK20 SuburbanN/ADirect replacement engine water pump.
1976ChevroletP20N/ADirect replacement engine water pump.
1976ChevroletP30N/ADirect replacement engine water pump.
1976GMCG25N/ADirect replacement engine water pump.
1976GMCG35N/ADirect replacement engine water pump.
1975ChevroletC10Silverado4.8LL6N/AStandard replacement
1975ChevroletC20N/ADirect replacement engine water pump.
1975ChevroletC20 SuburbanN/ADirect replacement engine water pump.
1975ChevroletC30N/ADirect replacement engine water pump.
1975ChevroletG20N/ADirect replacement engine water pump.
1975ChevroletG30N/ADirect replacement engine water pump.
1975ChevroletK10Silverado4.8LL6N/AStandard replacement
1975ChevroletK20N/ADirect replacement engine water pump.
1975ChevroletK20 SuburbanN/ADirect replacement engine water pump.
1975ChevroletP20N/ADirect replacement engine water pump.
1975ChevroletP30N/ADirect replacement engine water pump.
1975GMCG25N/ADirect replacement engine water pump.
1975GMCG35N/ADirect replacement 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:

42090474056AW1137WP-485

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