OEM Quicksilver Mercury 3.0L EFI Thermostat Cover Gasket – 8503181
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OEM Quicksilver Mercury 3.0L EFI Thermostat Cover Gasket – 8503181
Description
Description
Quicksilver 8503181 seals the thermostat-cover joint on specified Mercury outboard cylinder-block assemblies.
Product details
- Manufacturer part number: 8503181.
- Thermostat-cover gasket; manufacturer service number also written 27-850318 1.
- Shown between the thermostat and cover in the referenced cylinder-block diagram.
- Gasket is separate from the thermostat and cover.
Fitment and selection
Verified in the Mercury 250 Long 3.0L EFI cylinder-block/end-cap catalog. Match the engine serial number and thermostat-cover configuration; production changes can affect the surrounding components.
