Description
Mercury 82127335 Thermostat Cover Screw M8x55
Mercury 82127335 is a genuine Mercury thermostat cover screw used on compatible Mercury outboard thermostat cover assemblies where this exact M8x55 screw is specified by the parts diagram.
Key Features
- Genuine Mercury marine replacement screw
- M8x55 thermostat cover screw
- Used for compatible Mercury outboard thermostat cover service where part number 82127335 is specified
- Direct replacement hardware for applicable cooling system thermostat assemblies
Fitment / Product Details
- Brand: Mercury
- Part Number: 82127335
- Product: Thermostat Cover Screw
- Size: M8x55
- System: Cooling / Thermostat
Thermostat hardware can vary by model, horsepower, serial number, and thermostat housing configuration. Verify fitment with your Mercury serial number and factory parts diagram before ordering.
What’s Included
- Mercury 82127335 thermostat cover screw M8x55
Thermostat cover, thermostat, gasket, seal, and other hardware are not included unless listed separately.
Why You Should Buy
Correct thermostat cover hardware helps maintain proper cover clamping and cooling system sealing. Use the exact Mercury screw specified for the thermostat cover assembly being serviced.
Common Applications
Used during Mercury outboard thermostat cover service where the factory parts diagram calls for 82127335. Confirm by serial number before installation.
FAQ
Is this the thermostat cover?
No. This listing is for the M8x55 thermostat cover screw only.
Does this include a gasket or seal?
No. Gaskets, seals, thermostat covers, and thermostats are sold separately unless specifically listed.
Can Wakeboss help confirm fitment?
Yes. Send your engine model and serial number through Ask a Parts Pro and we can help check the correct parts diagram.

