Mercruiser Thermostat Housing

Sierra 18-3647 160° MerCruiser Thermostat Kit Replaces 807252Q5 Features: Fits: 1987 & newer GM engines with standard cooling Temperature Rating: 160°F Kit Includes: Sie-18-3649 Thermostat Sie-18-2844 Thermostat Cover...

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Sierra 18-3668 Thermostat Kit for Mercruiser Stern Drives For Mercruiser engines using 142 degree thermostats Fits 1983 & newer GM V-6 & V-8 engines with standard cooling Includes: (1) Thermostat Cover Gasket (18-2552) (1) Thermostat...

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Sierra 18-3650 Mercruiser 140 Degree Thermostat Kit  For Mercruiser Sterndrive engines using 140 degree thermostat. Fits 1998 & older MCM GM In-Line 4 & 6 cylinder engines. Kit Includes: (1) 18-2831 Thermostat Gasket (1) 18-3550...

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Sierra 18-3648 Mercruiser 160 Degree Thermostat Kit Sierra high-quality engine parts are designed to meet OEM specifications.  Temperature Rating: 160° Kit Contains: (1) 18-3649 Thermostat (1) 18-2553 Thermostat Cover Gasket (1)...

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Sierra 18-3651 Mercruiser 142 Degree Thermostat Kit Sierra high-quality engine parts are designed to meet OEM specifications. Temperature Rating: 142 degrees Kit Includes: (1) 18-2553 Thermostat Cover Gasket (1) 18-2554 Thermostat Cover...

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Sierra 18-1989 MerCruiser V8 Thermostat Housing Features: Material: Stainless Steel Fits: MCM/MIE GM V-8 (454 & 502 cid) engines Special Order est. 10 Days Interchangeable With: Mallory 9-42500 MerCruiser 861006A1 8M0061381

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