{"product_id":"6s5-12121-00-00-exhaust-valve-for-yamaha-190-fsh-sport-1800-2016-2023","title":"6S5-12121-00-00 Exhaust Valve for Yamaha 190 FSH Sport 1800 2016-2023","description":"\u003ch2\u003eExhaust Valve for Yamaha\u003c\/h2\u003e\u003cp\u003eThis exhaust valve for Yamaha is a replacement engine component that manages exhaust gas flow from the combustion chamber, matching OEM part number 6S5-12121-00-00.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust valve for Yamaha is a direct-fit engine valve built to seal and release exhaust gases during engine operation. It is made to OEM dimensions so it seats properly in the cylinder head of the 1800 engine found in the 190 FSH Sport. This exhaust valve fits riders and technicians doing top-end service or an engine rebuild.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-ground valve face for reliable sealing against the seat\u003c\/li\u003e\n\u003cli\u003eHeat-resistant steel construction for sustained exhaust temperatures\u003c\/li\u003e\n\u003cli\u003eStem machined to OEM tolerances for correct valve guide fit\u003c\/li\u003e\n\u003cli\u003eCross-references OEM part number 6S5-12121-00-00\u003c\/li\u003e\n\u003cli\u003eBalanced for consistent valve motion at high RPM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha 190 FSH Sport 1800, 2016-2023\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds on the 1800 engine\u003c\/li\u003e\n\u003cli\u003eValve replacement after compression loss or burnt valve diagnosis\u003c\/li\u003e\n\u003cli\u003eCylinder head service on the 190 FSH Sport\u003c\/li\u003e\n\u003cli\u003eMaintenance for 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 Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExhaust Side\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 Should exhaust valves be replaced as a set? \u003cstrong\u003eA:\u003c\/strong\u003e Many engine builders replace all valves in the head at once so wear stays even across cylinders. Check the valve guides and seats before installing this exhaust valve.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this valve need lapping after installation? \u003cstrong\u003eA:\u003c\/strong\u003e A light lap is often used to confirm seat contact, and clearances should be verified against your service manual. Follow the engine manufacturer's torque and adjustment specs.\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":51065675055190,"sku":"OO1C08349","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_5f622e80-059b-43f1-8c6e-ea01115e1202.jpg?v=1794394685","url":"https:\/\/www.solidspare.com\/products\/6s5-12121-00-00-exhaust-valve-for-yamaha-190-fsh-sport-1800-2016-2023","provider":"Solid Spare","version":"1.0","type":"link"}