525.07.0027 Water Pump Housing — Volvo and Renault Trucks

What does a water pump housing do?

A water pump housing serves as the critical structural component that contains the impeller and facilitates the flow of coolant through the engine block. This part ensures that the water pump operates under correct pressure and maintains the integrity of the entire cooling circuit, preventing leaks and overheating during high-load operations.

Compatible vehicles and engines

This component is compatible with several heavy commercial vehicle engine models, including Volvo engines such as D12C, D13A, D16G, D11B, and D13C, as well as Renault Trucks engines like DXi11, DXi12, and DXi13. It is also suitable for Mack Granite and Pinnacle models with MP7 and MP8 engines.

Installation and maintenance

To ensure correct installation, technicians should verify that all mounting points are clean and that seals are seated perfectly to prevent pressure loss. Maintaining the integrity of the housing is vital for preventing sudden coolant loss in heavy-duty applications. Check the compatibility list for your specific engine code.

Troubleshooting guidance

Regular inspections of the housing area can help identify early signs of corrosion or stress fractures before they lead to catastrophic engine failure.

OE cross-reference

525.07.0027 (Water Pump Housing Water Pumps) is the equivalent of the Renault Trucks and Volvo OE numbers. This part directly replaces Renault Trucks OE numbers 7420505543, 7421284318, 7422195464. It also replaces Volvo OE numbers 20505543, 21284318, 22195464, 85003269.