OEM Quicksilver MerCruiser Thermostat O-Ring Gasket – 806871Q
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Description
Description
Thermostat gasket 806871Q is an O-ring-style seal for GM-based MerCruiser V6 and V8 sterndrive and inboard engines with the newer one-piece thermostat housing. Manufacturer application information also includes MerCruiser 4.5L MPI and 6.2L MPI engines, with serial number 2A456613 and later specified for the 6.2L MPI application.
Product details
- Manufacturer part number: 806871Q
- For the specified one-piece thermostat housing
- O-ring-style thermostat gasket; thermostat and housing are separate components
- Check the thermostat-housing design and engine serial number before ordering
Verify compatibility using the engine serial number and OEM parts diagram before ordering.


