{"product_id":"6s5-12121-00-00-exhaust-valve-for-yamaha-212-ltd-1800-2017-2019","title":"6S5-12121-00-00 Exhaust Valve for Yamaha 212 LTD 1800 2017-2019","description":"\u003ch2\u003eExhaust Valve for Yamaha 212 LTD 1800\u003c\/h2\u003e\u003cp\u003eThis exhaust valve, OEM cross-reference 6S5-12121-00-00, controls exhaust gas flow out of the cylinder head on Yamaha 212 LTD 1800 boats.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust valve is a direct-fit replacement component for the Yamaha 212 LTD 1800, cross-referenced to OEM part number 6S5-12121-00-00. The exhaust valve seals and releases combustion gases from the cylinder during the exhaust stroke, helping the engine run cleanly and efficiently. It is intended for boat owners and marine mechanics performing top-end service or rebuilding the cylinder head on a Yamaha 212 LTD 1800.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOEM cross-reference 6S5-12121-00-00 for straightforward replacement\u003c\/li\u003e\n\u003cli\u003eMachined valve head for a consistent seal against the valve seat\u003c\/li\u003e\n\u003cli\u003eHeat-resistant steel construction suited to exhaust-side temperatures\u003c\/li\u003e\n\u003cli\u003ePrecise stem diameter for correct fit in the valve guide\u003c\/li\u003e\n\u003cli\u003eDesigned to match factory valve dimensions for the 1800 engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha 212 LTD 1800, 2017-2019\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCylinder head rebuilds and top-end refreshes\u003c\/li\u003e\n\u003cli\u003eReplacing a burnt or leaking exhaust valve\u003c\/li\u003e\n\u003cli\u003eRoutine engine service on Yamaha 212 LTD 1800 boats\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6S5-12121-00-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExhaust Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha 212 LTD 1800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2017-2019\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original Yamaha part? \u003cstrong\u003eA:\u003c\/strong\u003e This is an aftermarket exhaust valve that cross-references OEM number 6S5-12121-00-00, not an original Yamaha product. Confirm the part number matches your engine before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should valves be replaced in sets? \u003cstrong\u003eA:\u003c\/strong\u003e Exhaust valves are often serviced together with related valve train components during a head rebuild. Check the condition of the guides and seats at the same time.\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":51065666895958,"sku":"OO1C08343","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_73da7397-781f-47ab-adfb-3fac02ef416b.jpg?v=1794394708","url":"https:\/\/www.solidspare.com\/products\/6s5-12121-00-00-exhaust-valve-for-yamaha-212-ltd-1800-2017-2019","provider":"Solid Spare","version":"1.0","type":"link"}