VolvoEngine Parts

FPLJ2503039 — Raw Water Sea Pump Impeller Housing 3858115 For Volvo Penta Engine V6 V8 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L

This raw water pump impeller housing is essential for the engine's cooling system, containing the impeller that circulates raw water through the heat exchanger. It provides a watertight seal and guides the water flow, ensuring efficient heat transfer away from the engine coolant. Failure often presents as reduced or no water flow from the exhaust, engine overheating, or audible grinding noises from the pump area.

Raw Water Sea Pump Impeller Housing 3858115 For Volvo Penta Engine V6 V8 4.3L 5.0L 5.7L 7.4L 8.1L 8.2L – Part No FPLJ2503039 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

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.

Part TypeRaw Water Pump Impeller Housing
MaterialMarine-grade aluminum alloy
ApplicationEngine raw water cooling system
Service LifeReplace every 2,000 hrs or 3 years
CompatibilityVolvo Penta 3858115
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a worn impeller housing is often a decrease in water flow from the exhaust, leading to higher engine operating temperatures. If the housing is cracked or the seal fails, you may observe water leaks around the pump. Continued operation risks severe engine overheating and potential damage to the engine block and cylinder heads.

Installation Tip

Carefully inspect the housing mating surface for any nicks or burrs that could compromise the seal before installation. Ensure the new impeller is correctly oriented and lubricated before fitting it into the housing.

Service Note

Always replace the impeller whenever the housing is removed, and inspect the drive belt for tension and wear.