{"product_id":"6d3-12411-00-00-thermostat-140-f-for-yamaha-242-s-1800-2020","title":"6D3-12411-00-00 Thermostat 140°F for Yamaha 242 S 1800 2020","description":"\u003ch2\u003eThermostat for Yamaha 242 S\u003c\/h2\u003e\u003cp\u003eThis replacement thermostat for Yamaha marine engines, OEM cross-reference 6D3-12411-00-00, regulates coolant flow to keep operating temperature steady at 140°F.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat fits Yamaha 1800 series marine engines and maintains a stable 140°F coolant temperature during operation. It serves boat owners performing routine cooling system maintenance on their Yamaha 242 S. Replacing a worn thermostat with this 6D3-12411-00-00 unit helps protect the engine from overheating and cold-run wear.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOEM cross-reference 6D3-12411-00-00 for direct fitment\u003c\/li\u003e\n\u003cli\u003e140°F opening temperature matched to Yamaha 1800 marine engines\u003c\/li\u003e\n\u003cli\u003eWax-pellet design opens and closes consistently across temperature swings\u003c\/li\u003e\n\u003cli\u003eSeals against the housing to prevent coolant bypass\u003c\/li\u003e\n\u003cli\u003eConstruction suited to continuous marine cooling system duty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha 242 S 1800 (2020)\u003c\/li\u003e\n\u003cli\u003efor Yamaha 1800 series marine engines using 6D3-12411-00-00\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRoutine cooling system service on Yamaha 1800 powered boats\u003c\/li\u003e\n\u003cli\u003eReplacing a thermostat stuck open or stuck closed\u003c\/li\u003e\n\u003cli\u003eOverheating diagnosis and repair\u003c\/li\u003e\n\u003cli\u003ePre-season maintenance before launching\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\u003e6D3-12411-00-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpening Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMarine engine thermostat\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 do I know if my thermostat needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Common signs include the engine running cold, overheating, or taking too long to reach normal temperature. A thermostat stuck open or closed on a Yamaha 1800 is a frequent cause of both.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this thermostat come with a gasket? \u003cstrong\u003eA:\u003c\/strong\u003e This listing covers the thermostat only. Check your housing for a separate gasket or seal and replace it if worn during installation.\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":51067157512278,"sku":"OO1C15536","price":158.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_4f76bc0e-dd49-4da4-81e7-746eb7d8adfa.jpg?v=1794398658","url":"https:\/\/www.solidspare.com\/products\/6d3-12411-00-00-thermostat-140-f-for-yamaha-242-s-1800-2020","provider":"Solid Spare","version":"1.0","type":"link"}