{"product_id":"thermostat-for-yamaha-2-stroke-9-9-15-25-30-40-55-hp-outboard-6f5-12411-18-3625","title":"Thermostat For Yamaha 2 Stroke 9.9 15 25 30 40 55 HP Outboard 6F5-12411 18-3625","description":"\u003ch2\u003eThermostat for Yamaha 2-Stroke Outboard\u003c\/h2\u003e\u003cp\u003eThis thermostat for Yamaha 2-stroke outboard motors regulates engine temperature and matches OEM cross-reference numbers 6F5-12411 and 18-3625.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat for Yamaha 2-stroke outboard cooling systems is a replacement part designed to maintain proper operating temperature. Designed for Yamaha 9.9, 15, 25, 30, 40, and 55 HP two-stroke outboards, it helps prevent overheating by controlling coolant flow. The 6F5-12411 and 18-3625 references allow straightforward identification of this thermostat for Yamaha outboard service.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacement thermostat for Yamaha 2-stroke outboard cooling systems\u003c\/li\u003e\n\u003cli\u003eCross-references OEM part numbers 6F5-12411 and 18-3625\u003c\/li\u003e\n\u003cli\u003eConstructed to match factory thermal opening specifications\u003c\/li\u003e\n\u003cli\u003eHelps regulate coolant flow to prevent overheating or overcooling\u003c\/li\u003e\n\u003cli\u003eDirect fit for listed Yamaha outboard horsepower ratings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha 9.9 HP 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003efor Yamaha 15 HP 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003efor Yamaha 25 HP 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003efor Yamaha 30 HP 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003efor Yamaha 40 HP 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003efor Yamaha 55 HP 2-stroke outboard\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUsed during routine outboard cooling system maintenance\u003c\/li\u003e\n\u003cli\u003eCommonly replaced when engine runs hot or cooling performance drops\u003c\/li\u003e\n\u003cli\u003eWorks for freshwater and saltwater outboard operation\u003c\/li\u003e\n\u003cli\u003eSuitable for fishing boats, utility craft, and auxiliary power\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\u003e6F5-12411, 18-3625\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-stroke outboard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Power Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.9-55 HP\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 a factory original part? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is a replacement thermostat built for Yamaha outboards. Confirm your engine serial number and part number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does this thermostat do? \u003cstrong\u003eA:\u003c\/strong\u003e It opens and closes to regulate coolant flow, helping the outboard reach and maintain operating temperature. Replacing a worn thermostat can restore cooling performance.\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":45556635861078,"sku":"ZZ3E01749","price":49.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_63435747-963c-4ba6-81b4-5e7429a2fa6b.jpg?v=1789221370","url":"https:\/\/www.solidspare.com\/products\/thermostat-for-yamaha-2-stroke-9-9-15-25-30-40-55-hp-outboard-6f5-12411-18-3625","provider":"Solid Spare","version":"1.0","type":"link"}