Cooling Thermostat Housing Coolant Compatible for Volvo Penta Sterndrive D4 150-300HP D6 235-480HP 1988-2003 8420968 1676306 3029205 8149186

Key features

• Replacement coverage: Compatible for Volvo Penta Sterndrive D4 150-300HP 2003. The unit is fitted to the same flange when the removed housing has reached the end of its service life. Coverage is read from the engine code and the part number rather than the model name alone.
• Thermostat seat depth and bore follow the housing taken out, so the housing is aligned with the mating face on the engine.
• Metal housing carries the coolant passage, with the housing holding its shape through heat cycling.
• The housing forms the sealed location the thermostat works in. The old coolant is drained before the housing comes off.
• Verify the OE number and the hose fitment of the existing unit before completing the order. The body is Metal.

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