VolvoEngine Parts

3860703 — Sea Water Pump 3860703 857451 For Volvo Penta 430A 430B 500A 501A 571A 572A 740A Ford 302 351 Chevy 305 350 454 Engine

This sea water pump is a critical component of the engine's cooling system, circulating raw water to dissipate heat. It is engineered to meet stringent OEM quality standards, ensuring superior durability and performance compared to worn units exhibiting leaks or reduced flow. Failure often presents as engine overheating, visible coolant leaks around the pump housing, or unusual noises from the front of the engine.

Sea Water Pump 3860703 857451 For Volvo Penta 430A 430B 500A 501A 571A 572A 740A Ford 302 351 Chevy 305 350 454 Engine – Part No 3860703 – 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 TypeSea Water Pump
MaterialMarine-grade cast iron and durable seals
ApplicationEngine raw water cooling circuit
Service LifeReplace every 1,000 hours or 2 years
CompatibilityVolvo Penta 430A, 430B, 500A, 501A, 571A, 572A, 740A; Ford 302, 351; Chevy 305, 350, 454
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a failing sea water pump is often a decrease in coolant flow or audible noise from the pump bearing. If ignored, the pump may cease to circulate water effectively, leading to progressive engine overheating and potential damage to internal components. Continued operation with a compromised cooling system risks severe engine damage due to excessive heat.

Installation Tip

Ensure the engine block surface where the pump mounts is clean and free of old gasket material before installation. Avoid overtightening the mounting bolts, as this can distort the pump housing and cause premature leaks.

Service Note

Inspect the engine's raw water intake strainer and impeller for wear or damage when replacing the sea water pump.