{"product_id":"6d3-12411-00-00-thermostat-140-f-for-yamaha-190-fsh-deluxe-1800-2016-2022","title":"6D3-12411-00-00 Thermostat 140°F for Yamaha 190 FSH Deluxe 1800 2016-2022","description":"\u003ch2\u003eThermostat for Yamaha 190 FSH Deluxe 1800\u003c\/h2\u003e\u003cp\u003eThis 140°F thermostat for Yamaha replaces OEM part 6D3-12411-00-00, regulating engine coolant temperature on 1800-series marine engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat for Yamaha keeps your 1800-series engine at a stable 140°F operating temperature. Built as a direct replacement for part 6D3-12411-00-00, it helps maintain proper coolant flow and consistent combustion conditions on the water. It suits owners performing routine cooling system service on their 190 FSH Deluxe.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e140°F opening temperature rated for marine 1800 engine coolant circuits\u003c\/li\u003e\n\u003cli\u003eDirect cross-reference to OEM part 6D3-12411-00-00\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant construction suited to raw water cooling systems\u003c\/li\u003e\n\u003cli\u003ePrecision wax element for consistent opening and closing\u003c\/li\u003e\n\u003cli\u003eSeals tightly against the thermostat housing to prevent bypass leaks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha 190 FSH Deluxe 1800 (2016-2022)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRoutine cooling system maintenance and seasonal servicing\u003c\/li\u003e\n\u003cli\u003eReplacing a stuck or slow-opening thermostat\u003c\/li\u003e\n\u003cli\u003eRestoring stable engine temperatures after overheating events\u003c\/li\u003e\n\u003cli\u003ePreventive replacement before summer boating season\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 190 FSH Deluxe 1800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2016-2022\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 slow warm-up, overheating, or erratic temperature readings on your gauge. A thermostat stuck open or closed usually shows these symptoms before any serious damage occurs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this the same temperature rating as the factory part? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it opens at 140°F to match the original specification for 1800-series marine engines. Always verify your engine serial number before ordering.\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":51067163902038,"sku":"OO1C15573","price":158.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_f645459b-fd01-4edc-b76e-5656541098f7.jpg?v=1794398677","url":"https:\/\/www.solidspare.com\/products\/6d3-12411-00-00-thermostat-140-f-for-yamaha-190-fsh-deluxe-1800-2016-2022","provider":"Solid Spare","version":"1.0","type":"link"}