Mercury 8M0214924 Thermostat Housing Gasket

Mercury-MerCruiser 27-8M0214924 Thermostat Housing Gasket

The Mercury-MerCruiser 27-8M0214924 Thermostat Housing Gasket is a genuine OEM replacement gasket for select MCM and MIE GM 4-cylinder, V-6, and V-8 engine applications. This gasket is designed for thermostat housings with a flat cover plate where specified by the Mercury-MerCruiser parts diagram.

Thermostat housing gaskets help seal the thermostat housing connection and prevent coolant or water leaks in compatible engine cooling systems. Replacing a worn, damaged, compressed, or leaking gasket during thermostat or cooling system service helps support proper sealing and reliable engine operation.

Product Features:

• Genuine OEM Mercury-MerCruiser thermostat housing gasket
• Fits select MCM/MIE GM 4-cylinder, V-6, and V-8 engines
• Designed for thermostat housings with flat cover plate
• Helps seal the thermostat housing connection where specified
• Useful for thermostat replacement or cooling system service
• Direct replacement where part number 27-8M0214924 is specified
• Supersedes Mercury-MerCruiser 27-33179-2
• Built to Mercury Marine fit, function, and performance standards

Product Details:

• Brand: Mercury-MerCruiser
• Manufacturer Part Number: 27-8M0214924
• Part Type: Thermostat Housing Gasket
• Housing Style: Thermostat housing with flat cover plate
• Application: Select MCM/MIE GM 4-cylinder, V-6, and V-8 engines
• System: Cooling system

Fits Select Applications:

• MCM GM 4-cylinder engines with flat cover plate thermostat housing where specified
• MCM GM V-6 engines with flat cover plate thermostat housing where specified
• MCM GM V-8 engines with flat cover plate thermostat housing where specified
• MIE GM 4-cylinder engines with flat cover plate thermostat housing where specified
• MIE GM V-6 engines with flat cover plate thermostat housing where specified
• MIE GM V-8 engines with flat cover plate thermostat housing where specified

Supersedes:

• 27-33179-2

Replaces / Interchange:

• Mercury 27-53045
• Mercury 27-53045 1
• AQU 418
• GLM 31560
• Mallory 9-60007
• Mallory 9-60009
• Pro Marine 63045
• Redline RL2917
• Sierra 18-2917

Service Note: Follow your Mercury-MerCruiser service manual for thermostat housing removal, gasket surface cleaning, thermostat inspection or replacement, gasket placement, fastener torque, and final cooling system leak checks.

Fitment Note: Thermostat housing gasket fitment should be verified by engine model, serial number, thermostat housing style, cover plate type, parts diagram, and existing gasket part number before ordering. Please confirm this gasket is correct for your Mercury-MerCruiser GM engine application before purchasing.

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