3801102 Volvo B13R D13B Water Pump

What does a water pump do?

This water pump serves as a vital component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining steady flow, it prevents engine overheating and supports stable thermal regulation during heavy-duty operations.

Compatible vehicles and engines

This specific unit is engineered for compatibility with Volvo B13R engines featuring the D13B configuration. It is a reliable replacement part for heavy commercial vehicle applications, including tractor units and construction machinery where consistent cooling performance is mandatory.

Installation and maintenance

Technicians should inspect the pump during routine belt or timing belt service intervals. When replacing this component, it is advisable to check the condition of the gaskets and the surrounding cooling hoses to ensure a leak-free installation and optimal system pressure.

Troubleshooting and inspection

Monitoring for signs such as coolant leakage from the weep hole or unusual bearing noise can help prevent unexpected engine downtime. Maintaining a high-strength cooling system is essential for long-term engine reliability in demanding environments.

OE cross-reference

525.03.0006 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 3801102.