Cummins Water Pump | 3800974

Keep your Cummins 6CTA/ISC/ISL engine operating at peak performance with the dependable water pump 3800974 from American Radiator. Built for the demands of the 8.3L C Series engines, this heavy-duty cooling system component ensures consistent coolant circulation for maximum engine protection.

The 3800974 water pump is manufactured to meet or exceed OEM specifications, featuring a precision-balanced impeller, durable housing, and a standard 4.320-inch pulley. It matches original part numbers such as 3285323, 3929612, and 3923568, guaranteeing a perfect fit and reliable operation.

By maintaining proper coolant flow, this engine water pump safeguards critical components like the thermostat and radiator, helping prevent overheating, breakdowns, and costly repairs. Its rugged design stands up to extreme operating conditions, including high thermal loads, heavy vibration, and extended service intervals—making it ideal for both industrial and heavy-duty applications.

Choose American Radiator for professional-grade replacement parts that deliver unmatched reliability. The Cummins water pump 3800974 offers long-lasting performance and dependable cooling to keep your engine running efficiently, mile after mile, under the toughest conditions.