{"product_id":"6s5-12121-00-00-exhaust-valve-for-yamaha-sx-195-1800-2017-2026-pwc","title":"6S5-12121-00-00 Exhaust Valve for Yamaha SX 195 1800 2017-2026 PWC","description":"\u003ch2\u003eExhaust Valve for Yamaha\u003c\/h2\u003e\u003cp\u003eThis exhaust valve for Yamaha is a direct replacement engine component that controls exhaust gas flow from the combustion chamber, and it cross-references OEM part number 6S5-12121-00-00.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust valve for Yamaha is a precision-engineered replacement part built to restore proper compression and exhaust flow in 1800cc marine engines. It serves as a direct-fit alternative for the OEM 6S5-12121-00-00 exhaust valve, making it a practical choice for rebuilds, top-end refreshes, and valve replacements. Boat owners and marine mechanics working on Yamaha 1800 series engines will find this exhaust valve for Yamaha a dependable component for keeping their vessel running at peak performance.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCross-references OEM part number 6S5-12121-00-00 for direct replacement\u003c\/li\u003e\n\u003cli\u003eConstructed from heat-resistant alloy steel to withstand high exhaust temperatures\u003c\/li\u003e\n\u003cli\u003ePrecision-ground stem and face for consistent sealing against the valve seat\u003c\/li\u003e\n\u003cli\u003eDesigned for the 1800cc Yamaha marine engine platform\u003c\/li\u003e\n\u003cli\u003eTolerances matched to OEM specifications for proper valve guide fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha SX 195 1800 (2017-2026)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end engine rebuilds on Yamaha 1800 series marine engines\u003c\/li\u003e\n\u003cli\u003eValve replacement during cylinder head service\u003c\/li\u003e\n\u003cli\u003eRestoring compression and exhaust flow after valve burnout or fatigue\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance on high-hour marine engines\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\u003eEngine Platform\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\u003eSX 195\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 Is this an original Yamaha part? \u003cstrong\u003eA:\u003c\/strong\u003e This is an aftermarket replacement exhaust valve that cross-references OEM number 6S5-12121-00-00, and it is not manufactured by Yamaha.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How many exhaust valves does my engine need? \u003cstrong\u003eA:\u003c\/strong\u003e The Yamaha 1800 engine uses multiple exhaust valves, so check your service manual for the exact quantity and order accordingly.\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":51065539723350,"sku":"OO1C08111","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_4dc408ec-ce42-4e98-bdf8-4cc78944b155.jpg?v=1794394597","url":"https:\/\/www.solidspare.com\/products\/6s5-12121-00-00-exhaust-valve-for-yamaha-sx-195-1800-2017-2026-pwc","provider":"Solid Spare","version":"1.0","type":"link"}