US Motor Works US1121 Mechanical Water Pump

The US Motor Works US1121 is a mechanical water pump designed for small block Chevrolet and Chevrolet 90-degree V6 engines. Manufactured with precision and quality, this replacement water pump is engineered to meet or exceed OEM specifications, providing reliable cooling system performance for classic GM vehicles.

Key Features:

• Standard-volume iron construction with natural finish for durability
• Case-hardened bearings designed to meet specific radial torque and axial load requirements with higher load capacity
• Efficient impellers and unitized seals engineered for optimum cooling performance and longevity
• Long water pump design with threaded power steering boss mounting
• Precision CNC-machined mounting surfaces for proper fitment
• Not remanufactured - brand new unit

Each US Motor Works water pump comes complete with a quality mounting gasket and all necessary seals and gaskets required for proper installation. The case-hardened bearings are engineered to be tough on the outside yet flexible on the inside, making them ideal for withstanding imbalance or vibration in the cooling system.

Cross-Reference Part Numbers: 130-1250, 1AMWP00017, 20040, 3-520, 43099, 43099P, AW1121, WP-520, WU1121