{"product_id":"mercury-thermostat-kit-14586a6","title":"Mercury – Quicksilver Thermostat | Cooling System Component | Stainless Steel Construction | 14586","description":"\u003cp data-start=\"0\" data-end=\"104\"\u003e\u003cstrong data-start=\"0\" data-end=\"102\"\u003eMercury – Quicksilver Thermostat | Cooling System Component | Stainless Steel Construction | 14586\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"106\" data-end=\"109\"\u003e\n\u003ch3 data-start=\"111\" data-end=\"129\"\u003e\u003cstrong data-start=\"115\" data-end=\"127\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"130\" data-end=\"633\"\u003eEngines run best when they stay in their comfort zone — not too hot, not too cold. The \u003cstrong data-start=\"217\" data-end=\"264\"\u003eMercury Marine 14586 Quicksilver Thermostat\u003c\/strong\u003e keeps your outboard right in that sweet spot. Built for \u003cstrong data-start=\"321\" data-end=\"367\"\u003eMercury TwoStroke and FourStroke outboards\u003c\/strong\u003e, it opens at \u003cstrong data-start=\"381\" data-end=\"390\"\u003e120°F\u003c\/strong\u003e, helping your motor warm up quickly and maintain a steady operating temperature. It’s the kind of part that doesn’t draw attention to itself but quietly keeps your engine running smooth, efficient, and protected every time you turn the key.\u003c\/p\u003e\n\u003chr data-start=\"635\" data-end=\"638\"\u003e\n\u003ch3 data-start=\"640\" data-end=\"662\"\u003e\u003cstrong data-start=\"644\" data-end=\"660\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"665\" data-end=\"758\"\u003e\n\u003cstrong data-start=\"665\" data-end=\"677\"\u003ePurpose:\u003c\/strong\u003e Controls coolant flow to keep the engine at the correct operating temperature.\u003c\/li\u003e\n\u003cli data-start=\"761\" data-end=\"852\"\u003e\n\u003cstrong data-start=\"761\" data-end=\"774\"\u003eMaterial:\u003c\/strong\u003e Made from \u003cstrong data-start=\"785\" data-end=\"817\"\u003emarine-grade stainless steel\u003c\/strong\u003e that resists rust and corrosion.\u003c\/li\u003e\n\u003cli data-start=\"855\" data-end=\"958\"\u003e\n\u003cstrong data-start=\"855\" data-end=\"878\"\u003eTemperature Rating:\u003c\/strong\u003e Calibrated to open at \u003cstrong data-start=\"901\" data-end=\"917\"\u003e120°F (49°C)\u003c\/strong\u003e for steady cooling system performance.\u003c\/li\u003e\n\u003cli data-start=\"961\" data-end=\"1060\"\u003e\n\u003cstrong data-start=\"961\" data-end=\"979\"\u003eDesign Detail:\u003c\/strong\u003e \u003cstrong data-start=\"980\" data-end=\"1004\"\u003eSelf-cleaning design\u003c\/strong\u003e allows debris to flush through and prevents sticking.\u003c\/li\u003e\n\u003cli data-start=\"1063\" data-end=\"1147\"\u003e\n\u003cstrong data-start=\"1063\" data-end=\"1079\"\u003ePerformance:\u003c\/strong\u003e Ensures proper warm-up and prevents overheating during heavy use.\u003c\/li\u003e\n\u003cli data-start=\"1150\" data-end=\"1256\"\u003e\n\u003cstrong data-start=\"1150\" data-end=\"1162\"\u003eFitment:\u003c\/strong\u003e Works with \u003cstrong data-start=\"1174\" data-end=\"1216\"\u003eMercury TwoStroke (6–30HP and 65–90HP)\u003c\/strong\u003e and \u003cstrong data-start=\"1221\" data-end=\"1245\"\u003eFourStroke (40–60HP)\u003c\/strong\u003e engines.\u003c\/li\u003e\n\u003cli data-start=\"1259\" data-end=\"1355\"\u003e\n\u003cstrong data-start=\"1259\" data-end=\"1276\"\u003eInstallation:\u003c\/strong\u003e Simple replacement; seals or gaskets may be required depending on the model.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1357\" data-end=\"1360\"\u003e\n\u003ch3 data-start=\"1362\" data-end=\"1399\"\u003e\u003cstrong data-start=\"1366\" data-end=\"1397\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1402\" data-end=\"1474\"\u003e\n\u003cstrong data-start=\"1407\" data-end=\"1427\"\u003e6–30HP TwoStroke\u003c\/strong\u003e and \u003cstrong data-start=\"1432\" data-end=\"1453\"\u003e65–90HP TwoStroke\u003c\/strong\u003e Mercury outboards.\u003c\/li\u003e\n\u003cli data-start=\"1477\" data-end=\"1528\"\u003e\n\u003cstrong data-start=\"1487\" data-end=\"1509\"\u003e40–60HP FourStroke\u003c\/strong\u003e Mercury engines.\u003c\/li\u003e\n\u003cli data-start=\"1531\" data-end=\"1602\"\u003eCommon on \u003cstrong data-start=\"1541\" data-end=\"1599\"\u003epontoons, runabouts, fishing boats, and small cruisers\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1605\" data-end=\"1656\"\u003eBuilt for \u003cstrong data-start=\"1615\" data-end=\"1643\"\u003efreshwater and saltwater\u003c\/strong\u003e operation.\u003c\/li\u003e\n\u003cli data-start=\"1659\" data-end=\"1729\"\u003eCheck your \u003cstrong data-start=\"1670\" data-end=\"1699\"\u003eowner’s or service manual\u003c\/strong\u003e for installation specifics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1731\" data-end=\"1734\"\u003e\n\u003ch3 data-start=\"1736\" data-end=\"1778\"\u003e\u003cstrong data-start=\"1740\" data-end=\"1776\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1779\" data-end=\"2120\"\u003eWhen the cooling system is working right, you feel it in how the boat runs — smooth idle, quick throttle response, and no heat spikes under load. The \u003cstrong data-start=\"1929\" data-end=\"1949\"\u003e14586 thermostat\u003c\/strong\u003e keeps that balance by regulating coolant flow with precision. It opens at 120°F, holding the engine at its ideal temperature range for clean combustion and longer life.\u003c\/p\u003e\n\u003cp data-start=\"2122\" data-end=\"2456\"\u003eThe stainless-steel build means it won’t rust or seize, even after years in saltwater. Its self-cleaning design helps flush out small particles, so the valve won’t stick open or closed. Once installed, it quietly keeps your motor efficient and your maintenance simple — no surprises, no overheating, just steady, reliable operation.\u003c\/p\u003e\n\u003chr data-start=\"2458\" data-end=\"2461\"\u003e\n\u003ch3 data-start=\"2463\" data-end=\"2484\"\u003e\u003cstrong data-start=\"2467\" data-end=\"2482\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2485\" data-end=\"2810\"\u003eThermostats all look similar, but the wrong one can throw off your engine’s performance. The \u003cstrong data-start=\"2578\" data-end=\"2599\"\u003eQuicksilver 14586\u003c\/strong\u003e is a \u003cstrong data-start=\"2605\" data-end=\"2636\"\u003egenuine Mercury Marine part\u003c\/strong\u003e, built and tested for your specific outboard. It’s calibrated for the right temperature range and made from materials proven to survive heat, vibration, and salt exposure.\u003c\/p\u003e\n\u003cp data-start=\"2812\" data-end=\"3140\"\u003eWith an OEM thermostat, you get a part that fits perfectly, seals properly, and works exactly as intended. It’s one of those maintenance choices that’s easy to overlook — until you realize how much it protects. Mercury builds it to do one thing: keep your engine in that reliable, steady zone where everything just runs right.\u003c\/p\u003e\n\u003chr data-start=\"3142\" data-end=\"3145\"\u003e\n\u003ch3 data-start=\"3147\" data-end=\"3160\"\u003e\u003cstrong data-start=\"3151\" data-end=\"3158\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3162\" data-end=\"3296\"\u003e\u003cstrong data-start=\"3162\" data-end=\"3212\"\u003eQ1: Which Mercury engines use this thermostat?\u003c\/strong\u003e\u003cbr data-start=\"3212\" data-end=\"3215\"\u003eIt fits \u003cstrong data-start=\"3223\" data-end=\"3255\"\u003eTwoStroke 6–30HP and 65–90HP\u003c\/strong\u003e, and \u003cstrong data-start=\"3261\" data-end=\"3283\"\u003eFourStroke 40–60HP\u003c\/strong\u003e outboards.\u003c\/p\u003e\n\u003cp data-start=\"3298\" data-end=\"3420\"\u003e\u003cstrong data-start=\"3298\" data-end=\"3339\"\u003eQ2: What temperature does it open at?\u003c\/strong\u003e\u003cbr data-start=\"3339\" data-end=\"3342\"\u003eThis thermostat opens at \u003cstrong data-start=\"3367\" data-end=\"3383\"\u003e120°F (49°C)\u003c\/strong\u003e for consistent engine performance.\u003c\/p\u003e\n\u003cp data-start=\"3422\" data-end=\"3578\"\u003e\u003cstrong data-start=\"3422\" data-end=\"3467\"\u003eQ3: Why choose an OEM Mercury thermostat?\u003c\/strong\u003e\u003cbr data-start=\"3467\" data-end=\"3470\"\u003eIt’s built to factory specs for exact temperature control, corrosion resistance, and reliable performance.\u003c\/p\u003e\n\u003cp data-start=\"3580\" data-end=\"3723\"\u003e\u003cstrong data-start=\"3580\" data-end=\"3623\"\u003eQ4: Can it handle saltwater conditions?\u003c\/strong\u003e\u003cbr data-start=\"3623\" data-end=\"3626\"\u003eYes. It’s made from stainless steel, designed to withstand salt and moisture without corrosion.\u003c\/p\u003e\n\u003cp data-start=\"3725\" data-end=\"3844\"\u003e\u003cstrong data-start=\"3725\" data-end=\"3761\"\u003eQ5: Is installation complicated?\u003c\/strong\u003e\u003cbr data-start=\"3761\" data-end=\"3764\"\u003eNot at all — it’s a direct fit that most boaters can replace with basic tools.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46941394501923,"sku":"14586A6","price":51.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/14586a6.jpg?v=1698817856","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-thermostat-kit-14586a6","provider":"PartsVu","version":"1.0","type":"link"}