{"product_id":"mercury-water-base-assembly-fits-mercury-mariner-8-9-9-hp-fourstroke-outboards-model-year-2005-later-46-803750a01","title":"Mercury – Quicksilver Water Pump Base Assembly | Reinforced Nylon Construction | 803750A01","description":"\u003cp data-start=\"0\" data-end=\"96\"\u003e\u003cstrong data-start=\"0\" data-end=\"94\"\u003eMercury – Quicksilver Water Pump Base Assembly | Reinforced Nylon Construction | 803750A01\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"98\" data-end=\"101\"\u003e\n\u003ch3 data-start=\"103\" data-end=\"121\"\u003e\u003cstrong data-start=\"107\" data-end=\"119\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"122\" data-end=\"632\"\u003eA dependable cooling system starts with a solid foundation. The \u003cstrong data-start=\"186\" data-end=\"251\"\u003eMercury Marine 803750A01 Quicksilver Water Pump Base Assembly\u003c\/strong\u003e keeps your outboard’s cooling system working efficiently and reliably. Built from \u003cstrong data-start=\"334\" data-end=\"378\"\u003ereinforced nylon with an integrated seal\u003c\/strong\u003e, this durable base is designed to deliver long-lasting performance while maintaining a tight, leak-free fit. It’s a direct OEM-quality replacement that helps your \u003cstrong data-start=\"542\" data-end=\"584\"\u003eMercury or Mariner FourStroke outboard\u003c\/strong\u003e stay cool and protected, season after season.\u003c\/p\u003e\n\u003chr data-start=\"634\" data-end=\"637\"\u003e\n\u003ch3 data-start=\"639\" data-end=\"661\"\u003e\u003cstrong data-start=\"643\" data-end=\"659\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"664\" data-end=\"782\"\u003e\n\u003cstrong data-start=\"664\" data-end=\"676\"\u003ePurpose:\u003c\/strong\u003e Forms the foundation of your engine’s cooling system, ensuring steady water flow and sealing integrity.\u003c\/li\u003e\n\u003cli data-start=\"785\" data-end=\"869\"\u003e\n\u003cstrong data-start=\"785\" data-end=\"802\"\u003eConstruction:\u003c\/strong\u003e Made from \u003cstrong data-start=\"813\" data-end=\"833\"\u003ereinforced nylon\u003c\/strong\u003e for strength and heat resistance.\u003c\/li\u003e\n\u003cli data-start=\"872\" data-end=\"976\"\u003e\n\u003cstrong data-start=\"872\" data-end=\"883\"\u003eDesign:\u003c\/strong\u003e Features an \u003cstrong data-start=\"896\" data-end=\"915\"\u003eintegrated seal\u003c\/strong\u003e to simplify installation and reduce potential leak points.\u003c\/li\u003e\n\u003cli data-start=\"979\" data-end=\"1077\"\u003e\n\u003cstrong data-start=\"979\" data-end=\"995\"\u003ePerformance:\u003c\/strong\u003e Maintains proper cooling system pressure and durability in marine environments.\u003c\/li\u003e\n\u003cli data-start=\"1080\" data-end=\"1168\"\u003e\n\u003cstrong data-start=\"1080\" data-end=\"1096\"\u003eEase of Use:\u003c\/strong\u003e Direct-fit OEM design allows quick installation using standard tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1170\" data-end=\"1173\"\u003e\n\u003ch3 data-start=\"1175\" data-end=\"1212\"\u003e\u003cstrong data-start=\"1179\" data-end=\"1210\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1215\" data-end=\"1275\"\u003e\u003cstrong data-start=\"1215\" data-end=\"1273\"\u003eMercury and Mariner 8HP and 9.9HP FourStroke outboards\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1278\" data-end=\"1328\"\u003e\n\u003cstrong data-start=\"1278\" data-end=\"1299\"\u003eStandard gearcase\u003c\/strong\u003e, model year 2005 and newer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1330\" data-end=\"1333\"\u003e\n\u003ch3 data-start=\"1335\" data-end=\"1378\"\u003e\u003cstrong data-start=\"1339\" data-end=\"1376\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1379\" data-end=\"1689\"\u003eThe \u003cstrong data-start=\"1383\" data-end=\"1421\"\u003e803750A01 water pump base assembly\u003c\/strong\u003e ensures a tight, reliable seal at the heart of your cooling system. Over time, base housings can warp or wear from constant pressure and heat, leading to reduced water flow or leaks. This OEM-quality replacement restores your system’s performance and peace of mind.\u003c\/p\u003e\n\u003cp data-start=\"1691\" data-end=\"1939\"\u003eIts reinforced nylon construction is lightweight yet strong enough to withstand heat, vibration, and exposure to saltwater. Paired with an integrated seal, it’s designed to provide lasting protection without the need for extra sealing components.\u003c\/p\u003e\n\u003chr data-start=\"1941\" data-end=\"1944\"\u003e\n\u003ch3 data-start=\"1946\" data-end=\"1978\"\u003e\u003cstrong data-start=\"1950\" data-end=\"1976\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1979\" data-end=\"2212\"\u003eThe \u003cstrong data-start=\"1983\" data-end=\"2008\"\u003eQuicksilver 803750A01\u003c\/strong\u003e is a \u003cstrong data-start=\"2014\" data-end=\"2045\"\u003egenuine Mercury Marine part\u003c\/strong\u003e, built to match factory standards for precision, durability, and fit. Generic alternatives may not align perfectly or can use weaker plastics that deform over time.\u003c\/p\u003e\n\u003cp data-start=\"2214\" data-end=\"2397\"\u003eMercury’s OEM design ensures the right materials and tolerances for a dependable, leak-free installation — the same level of quality Mercury engineers demand in their new outboards.\u003c\/p\u003e\n\u003chr data-start=\"2399\" data-end=\"2402\"\u003e\n\u003ch3 data-start=\"2404\" data-end=\"2417\"\u003e\u003cstrong data-start=\"2408\" data-end=\"2415\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2419\" data-end=\"2539\"\u003e\u003cstrong data-start=\"2419\" data-end=\"2457\"\u003eQ1: What’s included with the part?\u003c\/strong\u003e\u003cbr data-start=\"2457\" data-end=\"2460\"\u003eThe assembly comes complete with the \u003cstrong data-start=\"2497\" data-end=\"2536\"\u003ewater pump base and integrated seal\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2541\" data-end=\"2676\"\u003e\u003cstrong data-start=\"2541\" data-end=\"2579\"\u003eQ2: Why replace the base assembly?\u003c\/strong\u003e\u003cbr data-start=\"2579\" data-end=\"2582\"\u003eA worn or warped base can cause leaks or low water pressure, leading to poor engine cooling.\u003c\/p\u003e\n\u003cp data-start=\"2678\" data-end=\"2800\"\u003e\u003cstrong data-start=\"2678\" data-end=\"2702\"\u003eQ3: How is it built?\u003c\/strong\u003e\u003cbr data-start=\"2702\" data-end=\"2705\"\u003eIt’s made from \u003cstrong data-start=\"2720\" data-end=\"2740\"\u003ereinforced nylon\u003c\/strong\u003e with a molded-in seal to handle marine heat and pressure.\u003c\/p\u003e\n\u003cp data-start=\"2802\" data-end=\"2934\"\u003e\u003cstrong data-start=\"2802\" data-end=\"2836\"\u003eQ4: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"2836\" data-end=\"2839\"\u003eNot at all — it’s a \u003cstrong data-start=\"2859\" data-end=\"2885\"\u003edirect-fit replacement\u003c\/strong\u003e that installs easily with standard hand tools.\u003c\/p\u003e\n\u003cp data-start=\"2936\" data-end=\"3113\"\u003e\u003cstrong data-start=\"2936\" data-end=\"2975\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"2975\" data-end=\"2978\"\u003eMercury OEM components provide \u003cstrong data-start=\"3009\" data-end=\"3063\"\u003eexact fit, tested strength, and proven reliability\u003c\/strong\u003e, ensuring your engine stays cool and efficient.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46940114190627,"sku":"46-803750A01","price":32.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/803750A01_Main.jpg?v=1760631176","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-water-base-assembly-fits-mercury-mariner-8-9-9-hp-fourstroke-outboards-model-year-2005-later-46-803750a01","provider":"PartsVu","version":"1.0","type":"link"}