{"product_id":"8m0204714-mercury-mercruiser-8m0204714-thermostat-gasket-genuine-quicksilver-oem-part","title":"8M0204714 Mercury MerCruiser 8M0204714 Thermostat Gasket | 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 Thermostat Gasket - Part Number: 27-8M0204714\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine Quicksilver thermostat gasket used in selected Mercury and Mariner outboard thermostat and cylinder head cooling-system assemblies. This gasket seals the thermostat or thermostat cover interface, helping maintain correct cooling water flow and temperature regulation.\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 gasket\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct Mercury part number 27-8M0204714\n\u003c\/p\u003e\n\u003cp\u003e\n • Cross-references with earlier 27-62386 and 27-62386001 gasket references\n\u003c\/p\u003e\n\u003cp\u003e\n • Used across selected 2-stroke, DFI \/ OptiMax, EFI and small outboard thermostat assemblies\n\u003c\/p\u003e\n\u003cp\u003e\n • Important replacement gasket during thermostat or cylinder head service\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 • 27-8M0204714 current OEM thermostat gasket reference\n\u003c\/p\u003e\n\u003cp\u003e\n • 27-8M0204714 → replaces \/ cross-references with 27-62386001\n\u003c\/p\u003e\n\u003cp\u003e\n • 27-62386001 → related to 27-62386 earlier thermostat gasket reference\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 • 27-8M0204714\n\u003c\/p\u003e\n\u003cp\u003e\n • 8M0204714\n\u003c\/p\u003e\n\u003cp\u003e\n • 278M0204714\n\u003c\/p\u003e\n\u003cp\u003e\n • 27-62386001\n\u003c\/p\u003e\n\u003cp\u003e\n • 27-62386\n\u003c\/p\u003e\n\u003cp\u003e\n • 27-62386B\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: 18-0182\n\u003c\/p\u003e\n\u003cp\u003e\n • GLM: 30610\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 thermostat and thermostat cover gasket applications\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury DFI \/ OptiMax 1.5L and 2.5L cooling-system gasket assemblies\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 15HP - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 15HP - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 15HP Marathon - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 15HP SeaPro - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 20 Jet - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 40 Jet - serial 0T980000 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 55HP 3-cylinder - serial 0T980000 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75HP 3-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 0T980000 to 0T999999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90HP 3-cylinder - serial 1B000001 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75 DFI 1.5L 3-cylinder - serial 0T980000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75 DFI 1.5L 3-cylinder - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75 DFI 1.5L 3-cylinder - serial 1B417702 to 1B736885\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 75 DFI 1.5L 3-cylinder - serial 1B736885 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet DFI 1.5L 3-cylinder - serial 1B586067 to 1B736885\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 80 Jet DFI 1.5L 3-cylinder - serial 1B736885 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90 DFI 1.5L 3-cylinder - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90 DFI 1.5L 3-cylinder - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90 DFI 1.5L 3-cylinder - serial 1B417702 to 1B736885\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 90 DFI 1.5L 3-cylinder - serial 1B736885 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115 DFI 1.5L 3-cylinder - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115 DFI 1.5L 3-cylinder - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115 DFI 1.5L 3-cylinder - serial 1B417702 to 1B736885\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115 DFI 1.5L 3-cylinder - serial 1B736885 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 115 Pro XS 1.5L 3-cylinder - serial 1B751825 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury 125 DFI 1.5L 3-cylinder - serial 1B736885 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-135 DFI 2.5L - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-135 DFI 2.5L - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-135 DFI 2.5L - serial 1B417702 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-150 DFI 2.5L - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-150 DFI 2.5L - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-150 DFI 2.5L - serial 1B417702 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-175 DFI 2.5L - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-175 DFI 2.5L - serial 1B227000 to 1B417701\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-175 DFI 2.5L - serial 1B417702 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-150 EFI 2.5L - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-150 EFI 2.5L - serial 1B227000 and up\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-200 EFI 2.5L - serial 0T801000 to 1B226999\n\u003c\/p\u003e\n\u003cp\u003e\n • Mercury V-200 EFI 2.5L - serial 1B227000 and up\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: broad outboard thermostat-family usage where specified by diagram\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: Mercury \/ Mariner 2-stroke, DFI \/ OptiMax and EFI outboard\n\u003c\/p\u003e\n\u003cp\u003e\n • System Type: Thermostat gasket \/ cooling system seal\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 gasket seals the thermostat housing or cover joint so the cooling system can regulate temperature without leakage or pressure loss.\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 • Water leakage around thermostat cover\n\u003c\/p\u003e\n\u003cp\u003e\n • Overheating from poor thermostat sealing\n\u003c\/p\u003e\n\u003cp\u003e\n • Salt build-up around housing joint\n\u003c\/p\u003e\n\u003cp\u003e\n • Torn gasket during thermostat service\n\u003c\/p\u003e\n\u003cp\u003e\n • Thermostat cover will not seal after removal\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":53387997151524,"sku":"745061164895","price":4.1,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_23c16d2a-1ff4-423a-b1b6-006b980aaadd.jpg?v=1777210535","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/8m0204714-mercury-mercruiser-8m0204714-thermostat-gasket-genuine-quicksilver-oem-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}