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Cummins · Cooling System
6305090RX
In stock · ships from Knoxville
This is a Cummins water pump kit built for ISX heavy-duty diesel engines.
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Always verify engine serial number and pulley rib count before installation. Core charge applies to remanufactured variants.
Part data verified against 4 catalog sources
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It circulates coolant through the engine block and radiator to maintain safe operating temperatures. Water pumps are replaced when they develop leaks, bearing noise, or impeller wear, preventing overheating and costly engine damage. This kit includes a 12‑rib pulley and is often sold as a remanufactured unit with a core charge.
Part Number: 6305090RX
WATER PUMP
Vendor: Premier Freightliner
Dealer: KP Services Crossville
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