{"product_id":"mercury-coolant-temperature-sender-fits-mcm-mie-efi-models-805218t","title":"Mercury – Quicksilver Engine Coolant Temperature Gauge Sender | For MerCruiser Sterndrives \u0026 Inboards | 805218T","description":"\u003cp data-start=\"0\" data-end=\"117\"\u003e\u003cstrong data-start=\"0\" data-end=\"115\"\u003eMercury – Quicksilver Engine Coolant Temperature Gauge Sender | For MerCruiser Sterndrives \u0026amp; Inboards | 805218T\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"119\" data-end=\"122\"\u003e\n\u003ch3 data-start=\"124\" data-end=\"142\"\u003e\u003cstrong data-start=\"128\" data-end=\"140\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"143\" data-end=\"714\"\u003eWhen you’re out on the water, knowing your engine’s temperature isn’t just convenient — it’s critical. The \u003cstrong data-start=\"250\" data-end=\"328\"\u003eMercury Marine 805218T Quicksilver Engine Coolant Temperature Gauge Sender\u003c\/strong\u003e gives you accurate, real-time temperature readings for your \u003cstrong data-start=\"389\" data-end=\"432\"\u003eMerCruiser sterndrive or inboard engine\u003c\/strong\u003e. Designed and tested to Mercury’s exacting standards, it provides dependable readings that help prevent overheating and protect your engine from costly damage. Built tough and easy to install, this sender ensures your gauge tells the truth every time you glance down at the dash.\u003c\/p\u003e\n\u003chr data-start=\"716\" data-end=\"719\"\u003e\n\u003ch3 data-start=\"721\" data-end=\"743\"\u003e\u003cstrong data-start=\"725\" data-end=\"741\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"746\" data-end=\"835\"\u003e\n\u003cstrong data-start=\"746\" data-end=\"758\"\u003ePurpose:\u003c\/strong\u003e Measures and transmits engine coolant temperature to your dashboard gauge.\u003c\/li\u003e\n\u003cli data-start=\"838\" data-end=\"943\"\u003e\n\u003cstrong data-start=\"838\" data-end=\"855\"\u003eConstruction:\u003c\/strong\u003e Made from \u003cstrong data-start=\"866\" data-end=\"892\"\u003emarine-grade materials\u003c\/strong\u003e for lasting durability and corrosion resistance.\u003c\/li\u003e\n\u003cli data-start=\"946\" data-end=\"1034\"\u003e\n\u003cstrong data-start=\"946\" data-end=\"962\"\u003ePerformance:\u003c\/strong\u003e Ensures accurate, consistent readings to protect against overheating.\u003c\/li\u003e\n\u003cli data-start=\"1037\" data-end=\"1116\"\u003e\n\u003cstrong data-start=\"1037\" data-end=\"1054\"\u003eInstallation:\u003c\/strong\u003e Designed for easy replacement with \u003cstrong data-start=\"1090\" data-end=\"1113\"\u003estandard shop tools\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1119\" data-end=\"1207\"\u003e\n\u003cstrong data-start=\"1119\" data-end=\"1131\"\u003eQuality:\u003c\/strong\u003e OEM-built to Mercury Marine specifications for precise fit and long life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1209\" data-end=\"1212\"\u003e\n\u003ch3 data-start=\"1214\" data-end=\"1251\"\u003e\u003cstrong data-start=\"1218\" data-end=\"1249\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1254\" data-end=\"1318\"\u003eDesigned for \u003cstrong data-start=\"1267\" data-end=\"1316\"\u003eMerCruiser EFI sterndrive and inboard engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1321\" data-end=\"1392\"\u003eCompatible with \u003cstrong data-start=\"1337\" data-end=\"1390\"\u003eQuicksilver instruments and Mercury gauge systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1394\" data-end=\"1397\"\u003e\n\u003ch3 data-start=\"1399\" data-end=\"1442\"\u003e\u003cstrong data-start=\"1403\" data-end=\"1440\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1443\" data-end=\"1793\"\u003eThe \u003cstrong data-start=\"1447\" data-end=\"1477\"\u003e805218T temperature sender\u003c\/strong\u003e plays an essential role in keeping your engine safe. By providing accurate coolant temperature readings, it allows you to spot overheating issues early — before they become serious. A failing or inaccurate sender can lead to poor readings or no readings at all, leaving you guessing about your engine’s condition.\u003c\/p\u003e\n\u003cp data-start=\"1795\" data-end=\"2059\"\u003eThis OEM sender restores confidence in your gauge readings. It’s built to withstand marine heat cycles, vibration, and corrosion — the kinds of stress your boat sees on every trip. Once installed, it delivers reliable, consistent performance season after season.\u003c\/p\u003e\n\u003chr data-start=\"2061\" data-end=\"2064\"\u003e\n\u003ch3 data-start=\"2066\" data-end=\"2098\"\u003e\u003cstrong data-start=\"2070\" data-end=\"2096\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2099\" data-end=\"2331\"\u003eThe \u003cstrong data-start=\"2103\" data-end=\"2126\"\u003eQuicksilver 805218T\u003c\/strong\u003e is a \u003cstrong data-start=\"2132\" data-end=\"2163\"\u003egenuine Mercury Marine part\u003c\/strong\u003e, engineered specifically for MerCruiser engines and gauges. Aftermarket sensors can sometimes send inaccurate readings or fail prematurely due to inferior materials.\u003c\/p\u003e\n\u003cp data-start=\"2333\" data-end=\"2596\"\u003eMercury’s OEM senders are calibrated precisely for their gauge systems and tested under harsh marine conditions to guarantee long-term accuracy. It’s the same sensor Mercury technicians use to protect engines at the factory and in service bays around the world.\u003c\/p\u003e\n\u003chr data-start=\"2598\" data-end=\"2601\"\u003e\n\u003ch3 data-start=\"2603\" data-end=\"2616\"\u003e\u003cstrong data-start=\"2607\" data-end=\"2614\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2618\" data-end=\"2735\"\u003e\u003cstrong data-start=\"2618\" data-end=\"2666\"\u003eQ1: What engines does this sender work with?\u003c\/strong\u003e\u003cbr data-start=\"2666\" data-end=\"2669\"\u003eIt’s made for \u003cstrong data-start=\"2683\" data-end=\"2732\"\u003eMerCruiser EFI sterndrive and inboard engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2737\" data-end=\"2861\"\u003e\u003cstrong data-start=\"2737\" data-end=\"2768\"\u003eQ2: What does this part do?\u003c\/strong\u003e\u003cbr data-start=\"2768\" data-end=\"2771\"\u003eIt sends coolant temperature readings to your dash gauge so you can monitor engine heat.\u003c\/p\u003e\n\u003cp data-start=\"2863\" data-end=\"2975\"\u003e\u003cstrong data-start=\"2863\" data-end=\"2893\"\u003eQ3: Is it hard to install?\u003c\/strong\u003e\u003cbr data-start=\"2893\" data-end=\"2896\"\u003eNo — it’s a \u003cstrong data-start=\"2908\" data-end=\"2934\"\u003edirect OEM replacement\u003c\/strong\u003e that installs easily with basic tools.\u003c\/p\u003e\n\u003cp data-start=\"2977\" data-end=\"3097\"\u003e\u003cstrong data-start=\"2977\" data-end=\"3000\"\u003eQ4: Why replace it?\u003c\/strong\u003e\u003cbr data-start=\"3000\" data-end=\"3003\"\u003eAn old or faulty sender can cause false readings, leaving you unaware of overheating issues.\u003c\/p\u003e\n\u003cp data-start=\"3099\" data-end=\"3265\"\u003e\u003cstrong data-start=\"3099\" data-end=\"3138\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3138\" data-end=\"3141\"\u003eMercury OEM parts are \u003cstrong data-start=\"3163\" data-end=\"3205\"\u003eprecision-calibrated and marine-tested\u003c\/strong\u003e, ensuring accurate readings and long-lasting reliability.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936200511779,"sku":"805218T","price":69.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/805218t_main.jpg?v=1760631193","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-coolant-temperature-sender-fits-mcm-mie-efi-models-805218t","provider":"PartsVu","version":"1.0","type":"link"}