21030340 Compatible Water Pump for Volvo FH16

What does a water pump do?

This water pump serves as a critical component within the engine cooling system by circulating coolant between the engine and the radiator. For heavy commercial vehicles operating under high loads, a reliable coolant circulation system is essential to prevent overheating and potential engine damage. This component is engineered using high-strength materials to withstand constant thermal stress and vibration.

Vehicle and engine compatibility

This specific unit is compatible with Volvo FH series trucks, including the 420, 460, 500, and 540 variants, as well as Volvo FH16 models equipped with D16K engines. It ensures precise fitment for these high-performance heavy-duty applications.

Installation and maintenance guidance

When performing engine maintenance, technicians should inspect the water pump alongside the timing belt or alternator belt service. Common indicators for replacement include coolant leakage from the weep hole or unusual noise from the bearing assembly. Maintaining proper tension and checking for any bearing play can prevent sudden system failures.

Troubleshooting and replacement

Consult your authorized distributor to confirm exact compatibility with your specific engine configuration.

OE cross-reference

525.03.0005 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21030340.