{"product_id":"18-3672-for-johnson-evinrude-5-235hp-thermostat-with-gasket-434841-5005440","title":"18-3672 For Johnson Evinrude 5-235Hp Thermostat with Gasket 434841 5005440","description":"\u003ch2\u003eThermostat with Gasket for Johnson Evinrude\u003c\/h2\u003e\u003cp\u003eThis thermostat with gasket is an aftermarket replacement for Johnson Evinrude outboard engines, regulating coolant flow to prevent overheating, with OEM cross-reference numbers 18-3672, 434841, and 5005440.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat with gasket is a direct replacement part for Johnson Evinrude outboard motors, ensuring the engine holds the correct operating temperature across the full 5-to-235 horsepower range. It opens and closes to regulate coolant circulation, protecting the powerhead from both overcooling and overheating. The kit includes a matching gasket for a clean, leak-free seal during installation.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecisely calibrated to open at the factory-specified temperature for Johnson Evinrude outboards\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant construction for long service life in saltwater and freshwater\u003c\/li\u003e\n\u003cli\u003eIncludes a new gasket to ensure a positive seal\u003c\/li\u003e\n\u003cli\u003eOEM-compatible dimensions for a straightforward bolt-on installation\u003c\/li\u003e\n\u003cli\u003eReplaces worn or stuck thermostats to restore cooling system efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMaintains consistent engine temperature during trolling and low-speed operation\u003c\/li\u003e\n\u003cli\u003ePrevents overheating under heavy load or high throttle\u003c\/li\u003e\n\u003cli\u003eHelps the engine reach operating temperature quickly for better combustion\u003c\/li\u003e\n\u003cli\u003eSupports reliable performance on fishing boats, runabouts, and other small craft\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\u003e18-3672, 434841, 5005440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHorsepower Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5-235 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 Will this thermostat fit my specific Johnson Evinrude model? \u003cstrong\u003eA:\u003c\/strong\u003e It is designed for the 5-235 HP range, but always confirm compatibility with your engine's serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include the mounting hardware? \u003cstrong\u003eA:\u003c\/strong\u003e It includes the thermostat and gasket, but reusing original fasteners is typical unless they are worn.\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":45556590477398,"sku":"ZZ3E00763","price":29.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_7e5e2ede-255c-429c-a7fa-d8f1ef9b6e58.jpg?v=1789212926","url":"https:\/\/www.solidspare.com\/products\/18-3672-for-johnson-evinrude-5-235hp-thermostat-with-gasket-434841-5005440","provider":"Solid Spare","version":"1.0","type":"link"}