{"product_id":"exhaust-y-pipe-single-water-shutter-flapper-replaces-mercruiser-807166a1","title":"Exhaust Y Pipe Single Water Shutter Flapper Replaces MerCruiser 807166A1","description":"\u003ch2\u003eExhaust Y Pipe Single Water Shutter Flapper for MerCruiser\u003c\/h2\u003e\u003cp\u003eThis exhaust Y pipe single water shutter flapper replaces MerCruiser part number 807166A1, functioning as a one-way check valve in the exhaust system to prevent water backflow into the engine.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust Y pipe single water shutter flapper for MerCruiser stern drives keeps water from entering the exhaust system while allowing exhaust gases to exit. Designed as a direct replacement for MerCruiser 807166A1, it maintains proper exhaust flow and protects the engine from water damage.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement for MerCruiser 807166A1\u003c\/li\u003e\n\u003cli\u003eConstructed from corrosion-resistant stainless steel and rubber\u003c\/li\u003e\n\u003cli\u003eSpring-loaded flapper ensures positive sealing\u003c\/li\u003e\n\u003cli\u003eEasy bolt-on installation with included hardware\u003c\/li\u003e\n\u003cli\u003eTested for durability in marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eInstalled in MerCruiser exhaust Y-pipes on V6 and V8 engines\u003c\/li\u003e\n\u003cli\u003ePrevents water ingestion during idle and shutdown\u003c\/li\u003e\n\u003cli\u003eCommonly used in stern drive and inboard-outboard boats\u003c\/li\u003e\n\u003cli\u003eEssential for boats operated in saltwater or heavy wake conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e807166A1\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my exhaust shutter flapper needs replacement? \u003cstrong\u003eA:\u003c\/strong\u003e Signs include water leaking into the exhaust system, unusual engine noises, or a failed water lock test. Inspect the flapper for cracks or stiffness.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this flapper compatible with both alpha and bravo drives? \u003cstrong\u003eA:\u003c\/strong\u003e This exhaust Y pipe water shutter flapper is designed for MerCruiser applications, but verify serial number range as some models may vary.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44957613359190,"sku":"ZZ2Y00699","price":32.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_b3de84f0-a882-4068-91d0-1903c2e9281a.jpg?v=1781569751","url":"https:\/\/www.solidspare.com\/products\/exhaust-y-pipe-single-water-shutter-flapper-replaces-mercruiser-807166a1","provider":"Solid Spare","version":"1.0","type":"link"}