{"product_id":"6s5-12121-00-00-exhaust-valve-for-yamaha-242-ltd-s-1800-2010-2019","title":"6S5-12121-00-00 Exhaust Valve for Yamaha 242 LTD S 1800 2010-2019","description":"\u003ch2\u003eExhaust Valve for Yamaha\u003c\/h2\u003e\u003cp\u003eThis exhaust valve for Yamaha is designed to control exhaust flow in the 1.8L marine engine, carrying OEM cross-reference 6S5-12121-00-00 for direct replacement.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis exhaust valve for Yamaha provides a reliable replacement for worn or damaged valves in the 1800cc engine. It is built to seal combustion gases and manage exhaust flow for consistent engine performance. Ideal for owners performing top-end service or rebuilds on their Yamaha boat engine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-ground valve face for a proper combustion seal\u003c\/li\u003e\n\u003cli\u003eHeat-resistant alloy construction suited to marine engine temperatures\u003c\/li\u003e\n\u003cli\u003eOEM cross-reference 6S5-12121-00-00 for fitment confidence\u003c\/li\u003e\n\u003cli\u003eDesigned to match original valve stem and head dimensions\u003c\/li\u003e\n\u003cli\u003eManufactured to withstand continuous high-RPM operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha 242 LTD S 1800 (2010-2019)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop-end rebuilds on 1.8L marine engines\u003c\/li\u003e\n\u003cli\u003eReplacing burnt or leaking exhaust valves\u003c\/li\u003e\n\u003cli\u003eRoutine valve service on Yamaha jet boats\u003c\/li\u003e\n\u003cli\u003eRestoring compression and exhaust efficiency\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\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1800cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExhaust Valve\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 valve, not an original Yamaha product, and it is referenced by OEM number 6S5-12121-00-00. Confirm your engine model and serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How many valves should I replace at once? \u003cstrong\u003eA:\u003c\/strong\u003e Many mechanics recommend replacing all exhaust valves together during a top-end service for even wear. Check your service manual for the correct quantity for your engine.\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":51065649823830,"sku":"OO1C08318","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_d8d66e23-672c-4a72-98b7-597da45375bc.jpg?v=1794394693","url":"https:\/\/www.solidspare.com\/products\/6s5-12121-00-00-exhaust-valve-for-yamaha-242-ltd-s-1800-2010-2019","provider":"Solid Spare","version":"1.0","type":"link"}