21974078 Compatible Water Pump — Volvo FH16

What does a water pump do?

This water pump functions as a vital component within the engine cooling system, ensuring the continuous circulation of coolant between the engine and the radiator. By maintaining steady flow, it prevents overheating and protects the engine from thermal stress during high-load operations.

Vehicle and engine compatibility

Designed specifically for Volvo FH16 trucks with D16K engines, this component is built to withstand the rigorous demands of heavy commercial vehicle service. It is also fitted to other heavy-duty applications requiring high-performance thermal management.

Maintenance and installation

To ensure proper engine longevity, technicians should inspect the pump for signs of leakage or unusual noise during routine maintenance. When replacing the pump, it is recommended to check all related belts and seals to maintain system integrity.

Troubleshooting and selection

Check the compatibility list.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21974078.