{"product_id":"6s5-12121-00-00-exhaust-valve-for-yamaha-ar-195-1800-2017-2026","title":"6S5-12121-00-00 Exhaust Valve for Yamaha AR 195 1800 2017-2026","description":"\u003ch2\u003eExhaust Valve for Yamaha\u003c\/h2\u003e\u003cp\u003eThis exhaust valve for Yamaha marine engines carries OEM cross-reference 6S5-12121-00-00 and manages exhaust gas flow from the combustion chamber on 1800 series powerplants.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust valve for Yamaha is a replacement engine component built for 1.8L marine engines, sealing the combustion chamber and releasing exhaust gases on each cycle. The exhaust valve for Yamaha 1800 applications serves boat owners and marine technicians handling top-end engine service. It offers a direct-fit solution when a factory valve is worn, burned, or leaking.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOEM cross-reference 6S5-12121-00-00 for accurate part matching\u003c\/li\u003e\n\u003cli\u003eHeat-resistant alloy steel construction for sustained marine exhaust temperatures\u003c\/li\u003e\n\u003cli\u003ePrecision-ground face and stem for a reliable combustion seal\u003c\/li\u003e\n\u003cli\u003eEngineered for the 1800cc Yamaha marine engine family\u003c\/li\u003e\n\u003cli\u003eDrops into place as a direct replacement with no modification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha AR 195 1800, 2017-2026\u003c\/li\u003e\n\u003cli\u003efor Yamaha 1800 series marine engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCylinder head service on Yamaha 1800 jet boat engines\u003c\/li\u003e\n\u003cli\u003eReplacing burned exhaust valves after compression or leak-down issues\u003c\/li\u003e\n\u003cli\u003eRoutine valve maintenance during top-end rebuilds\u003c\/li\u003e\n\u003cli\u003eMarine repair shops and owner-performed engine work\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\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExhaust Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1800cc Yamaha Marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha AR 195 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\u003e2017-2026\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 How can I confirm this valve matches my engine? \u003cstrong\u003eA:\u003c\/strong\u003e Check that part number 6S5-12121-00-00 matches the valve in your 1800 series Yamaha engine before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is it wise to replace all exhaust valves at once? \u003cstrong\u003eA:\u003c\/strong\u003e Replacing the full set during a top-end service keeps wear even and avoids a second teardown later.\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":51065556172886,"sku":"OO1C08135","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_fe91ab88-a768-4fc0-819a-3d5876bacfea.jpg?v=1794394589","url":"https:\/\/www.solidspare.com\/products\/6s5-12121-00-00-exhaust-valve-for-yamaha-ar-195-1800-2017-2026","provider":"Solid Spare","version":"1.0","type":"link"}