8112520 Compatible Water Pump — Volvo N12

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining consistent fluid flow, it prevents overheating and supports the thermal stability of heavy commercial vehicle engines during long service hours.

Compatible vehicles and engines

This specific component is designed for use in Volvo N12 trucks featuring the TD122 engine. It provides a reliable solution for maintaining engine temperature regulation in heavy-duty applications. The unit is engineered to withstand the high temperature and vibration levels typical of these engine environments.

Installation and maintenance

When performing routine maintenance, technicians should inspect the pump alongside the timing belt or alternator belt service. Common signs of wear include coolant leakage from the weep hole or unusual noise from the bearing assembly. Proper installation ensures the mechanical seal and impeller function correctly within the cooling circuit.

Troubleshooting and selection

Selecting a high-quality replacement helps prevent sudden engine overheating and protects other system components like the radiator and heater core.

OE cross-reference

525.03.0018 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8112520.