This is a Volvo Truck Water Pump Housing, an essential component of the engine's cooling system that contains and directs the flow of coolant. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to worn or corroded housings. Operators may notice coolant leaks from the housing, a persistent engine overheating warning light, or a noticeable drop in coolant level as signs of a failing component.
Always verify with serial number before ordering.
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Alternate part numbers that interchange with Volvo 20505543
Fitment: Volvo Trucks: FH13: 2005; FM13:2005; Renault Trucks: Magnum Premium Kerax, Volvo Bus
Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.
Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.
The first sign of a failing water pump housing is often a visible coolant leak, typically appearing as puddles under the front of the engine. If left unaddressed, the leak will worsen, leading to a gradual loss of coolant and potential engine overheating. Continued operation with a compromised housing risks severe engine damage due to excessive heat.
Ensure the engine block surface is thoroughly cleaned and free of old gasket material before installing the new housing. Overtightening the mounting bolts can warp the housing, leading to immediate leaks.
Always inspect the water pump impeller and drive belt for wear or damage when replacing the water pump housing.