{"product_id":"6d3-12411-00-00-thermostat-140-f-for-yamaha-242-ltd-s-1800-2010-2019","title":"6D3-12411-00-00 Thermostat 140°F for Yamaha 242 LTD S 1800 2010-2019","description":"\u003ch2\u003eThermostat for Yamaha 242 LTD S 1800\u003c\/h2\u003e\u003cp\u003eThis replacement thermostat for Yamaha marine engines, OEM cross-reference 6D3-12411-00-00, regulates coolant flow to keep the 1800 engine within its 140°F operating range.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis 140°F thermostat is a direct replacement component for the Yamaha 242 LTD S 1800, built to control coolant circulation as engine temperature rises and falls. The thermostat for Yamaha 1800 applications opens at 140°F to maintain stable operating temperature, protecting the engine during long days on the water. It is intended for owners performing routine cooling system maintenance or replacing a failed thermostat.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e140°F opening temperature matches the specified rating for this application\u003c\/li\u003e\n\u003cli\u003eOEM cross-reference 6D3-12411-00-00 for straightforward fitment matching\u003c\/li\u003e\n\u003cli\u003eWax-pellet design responds consistently to coolant temperature changes\u003c\/li\u003e\n\u003cli\u003eSealed housing resists corrosion in raw water and closed cooling systems\u003c\/li\u003e\n\u003cli\u003eBuilt to hold steady temperature under sustained engine load\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\u003eRoutine cooling system maintenance on Yamaha 242 LTD S boats\u003c\/li\u003e\n\u003cli\u003eReplacing a thermostat stuck open or closed\u003c\/li\u003e\n\u003cli\u003eOverheating diagnosis and repair on the 1800 engine\u003c\/li\u003e\n\u003cli\u003eSeasonal prep or winterization of the cooling system\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\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Yamaha 242 LTD S 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\u003e2010-2019\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 operating temperature. A thermostat stuck open or closed will affect coolant flow and should be replaced.\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 itself as described. Check your engine's parts diagram to confirm whether a separate gasket or seal is needed for 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":51067157741654,"sku":"OO1C15538","price":158.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_556e2ca2-be01-44db-b491-f7061bd8c0c5.jpg?v=1794398650","url":"https:\/\/www.solidspare.com\/products\/6d3-12411-00-00-thermostat-140-f-for-yamaha-242-ltd-s-1800-2010-2019","provider":"Solid Spare","version":"1.0","type":"link"}