{"product_id":"14586-mercury-mercruiser-thermostat-120-degree-genuine-quicksilver-oem-part","title":"14586 Mercury MerCruiser Thermostat 120 Degree | Genuine Quicksilver OEM Part","description":"\u003cp\u003e\n 🔧 Product Description\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Genuine Quicksilver 120°F Thermostat - Part Number: 14586\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine Quicksilver 120°F thermostat for Mercury and Mariner outboards. This thermostat opens at 120 degrees Fahrenheit and is used in compatible 2-stroke and 4-stroke cooling systems from small outboards through selected mid-range 125HP models where the thermostat diagram specifies 14586.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n ⚙️ Key Features\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine Quicksilver OEM thermostat\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct Mercury part number 14586\n\u003c\/p\u003e\n\u003cp\u003e\n • 120°F opening temperature\n\u003c\/p\u003e\n\u003cp\u003e\n • Used on Mercury \/ Mariner outboard cooling systems\n\u003c\/p\u003e\n\u003cp\u003e\n • Cross-references with Sierra 18-3549 for matched applications\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM Supersession Chain:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 14586 current OEM thermostat reference\n\u003c\/p\u003e\n\u003cp\u003e\n • 14586A3 related thermostat kit reference where supplied with gaskets\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM \/ Related Numbers:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 14586\n\u003c\/p\u003e\n\u003cp\u003e\n • 14586A3\n\u003c\/p\u003e\n\u003cp\u003e\n • Q14586\n\u003c\/p\u003e\n\u003cp\u003e\n • 14586Q\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 120°F thermostat reference\n\u003c\/p\u003e\n\u003cp\u003e\n • Thermostat kit reference for Mercury \/ Mariner 6HP to 25HP 2-cycle applications\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Aftermarket \/ Verified Equivalents:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Sierra: 18-3549\n\u003c\/p\u003e\n\u003cp\u003e\n • Aftermarket thermostat 120°F equivalents exist for 14586 applications where matched by engine serial number\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🚤 Compatibility\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Commonly used on:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 2-stroke outboard thermostat housings\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 40HP to 60HP 4-stroke thermostat housings where specified\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 3-cylinder and 4-cylinder cooling systems requiring 120°F thermostat 14586\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine models:\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 6HP - serial A197112 and up, 1986-2003 USA and Belgium models\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 7.5HP cooling system applications where thermostat 14586 is specified\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 8HP - serial A197112 and up, 1986-2003 USA and Belgium models\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 9.9HP - serial A197112 and up, 1986-2003 USA and Belgium models\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 15HP - serial 0B292414 and up, 1988-2016 USA and Belgium models\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 18HP XD - serial 6443973 to 0B238463, 1982-1986\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 20HP - serial 0B238464 and up, 1988-2006\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 25HP - serial 5705532 and up, 1984-2006 USA and Belgium models\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 40HP 4-stroke - serial 0T178500 to 0T598999, 2003-2016\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 40HP EFI 4-stroke - serial 0T409000 and up, 2003-2016\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 50HP 3-cylinder - serial 0D000750 to 0G589999, 1990-2015\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 50HP 4-stroke - serial 0T178500 and up, 2003-2016\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 60HP 3-cylinder - serial 0D000750 and up, 1990-2015\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 60HP 4-stroke - serial 0T178500 and up, 2003-2016\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 75HP 3-cylinder - serial 0C222000 and up, 1988-2015\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 90HP 3-cylinder - serial 0G760300 and up, 1989-2015\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 100HP 4-cylinder - serial 0B209468 and up, 1988-2002\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 115HP 4-cylinder - serial 0C100000 and up, 1988-2005\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury \/ Mariner 125HP 4-cylinder - serial 0D283222 and up, 1988-2005\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: commonly 6HP - 125HP where specified\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: Mercury \/ Mariner 2-stroke and selected 4-stroke outboard\n\u003c\/p\u003e\n\u003cp\u003e\n • System Type: Cooling system thermostat\n\u003c\/p\u003e\n\u003cp\u003e\n • Opening Temperature: 120°F \/ approximately 49°C\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔌 Function\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The thermostat controls engine operating temperature by restricting or allowing cooling water flow as the engine warms up and runs under load.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Common signs of failure:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine running too cold\n\u003c\/p\u003e\n\u003cp\u003e\n • Overheating due to stuck thermostat\n\u003c\/p\u003e\n\u003cp\u003e\n • Weak tell-tale flow after warm-up\n\u003c\/p\u003e\n\u003cp\u003e\n • Salt or debris build-up around thermostat\n\u003c\/p\u003e\n\u003cp\u003e\n • Thermostat stuck open or closed\n\u003c\/p\u003e\n\u003cp\u003e\n • Temperature fluctuation at idle or under load\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 📦 Condition\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine Quicksilver part\n\u003c\/p\u003e\n\u003cp\u003e\n • Brand new\n\u003c\/p\u003e\n\u003cp\u003e\n • Supplied in original or equivalent packaging\n\u003c\/p\u003e\n","brand":"Quicksilver","offers":[{"title":"Default Title","offer_id":53388038668580,"sku":"745061112643","price":72.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_be8b7f9a-5866-4046-b301-e7489036a212.jpg?v=1777210632","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/14586-mercury-mercruiser-thermostat-120-degree-genuine-quicksilver-oem-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}