Aisin waterpump

The Aisin WV-005 water pump is a high-quality, OE-level replacement designed to match the specifications of the genuine Volvo water pump with part number 8694627.

It is specifically engineered for first-generation Volvo S80 (S80 I / chassis code 184) models equipped with 6-cylinder petrol engines, including the 2.9, 3.0 and T6 variants.

The water pump plays a vital role in the engine cooling system by ensuring continuous circulation of coolant between the engine block, cylinder head and radiator.

Proper coolant flow is essential to maintain stable operating temperatures, prevent overheating, and protect critical engine components from thermal damage.

Aisin is a globally recognised original equipment supplier, providing water pumps and drivetrain components to many automotive manufacturers, including Volvo.

Thanks to its precise manufacturing standards, high-grade materials and strict quality control, the WV-005 water pump delivers long service life, quiet operation and reliable performance under both normal driving conditions and sustained engine load.

This water pump is designed as a direct replacement for the original Volvo unit, meaning it fits perfectly in place of the factory-installed component without any modifications.

The precision-machined housing, durable bearing assembly and optimised impeller design ensure consistent coolant flow and minimal mechanical resistance throughout the full service interval.

A failing or worn water pump can lead to coolant leaks, bearing noise or engine overheating, which may result in severe engine damage if left unaddressed.

Replacing the water pump with the Aisin WV-005 helps restore proper cooling performance and contributes to long-term engine reliability.

For best results, the cooling system should be refilled with coolant that meets Volvo factory specifications after installation.