Quicksilver 807166A3 Water Shutter for Select MerCruiser Sterndrive Engines CREED CHOME Line Retrieve Per Crank: 33

Line Retrieve Per Crank: 33

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Quicksilver 807166A3 Water Shutter for Select MerCruiser Sterndrive Engines CREED CHOME Line Retrieve Per Crank: 33Water shutter 807166A3 acts as a flexible check valve to stop water from returning up the exhaust system to the engine, which can cause serious damage. Also known as a water flapper, it is installed downstream of the flexible union between the elbow and Y pipe in various MerCruiser sterndrive installations. Acts as a flexible check valve to stop water from returning up the exhaust system Also called a water flapper; 2. 5 in. diameter at cross pin Fits