{"product_id":"mercury-water-pump-gasket-27-8172771","title":"Mercury – Quicksilver 8172771 Water Pump Gasket | Mercury \u0026 Mariner 2-Stroke \u0026 4-Stroke Outboards | MerCruiser Alpha One Gen II | 8172771","description":"\u003ch2 data-start=\"0\" data-end=\"143\"\u003eMercury – Quicksilver 8172771 Water Pump Gasket | Mercury \u0026amp; Mariner 2-Stroke \u0026amp; 4-Stroke Outboards | MerCruiser Alpha One Gen II | 8172771\u003c\/h2\u003e\n\u003chr data-start=\"145\" data-end=\"148\"\u003e\n\u003ch3 data-start=\"150\" data-end=\"168\"\u003e\u003cstrong data-start=\"154\" data-end=\"166\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"169\" data-end=\"597\"\u003eEvery cooling system depends on tight seals, and this one does the job right. The \u003cstrong data-start=\"251\" data-end=\"292\"\u003eQuicksilver 8172771 Water Pump Gasket\u003c\/strong\u003e is designed for a wide range of \u003cstrong data-start=\"325\" data-end=\"391\"\u003eMercury and Mariner 2-stroke and 4-stroke outboards (30–400HP)\u003c\/strong\u003e and \u003cstrong data-start=\"396\" data-end=\"439\"\u003eMerCruiser Alpha One Gen II sterndrives\u003c\/strong\u003e. It forms a watertight seal between the water pump housing and gearcase, preventing leaks and helping your engine maintain the right operating temperature.\u003c\/p\u003e\n\u003cp data-start=\"599\" data-end=\"840\"\u003eBuilt to Mercury’s OEM specs, this gasket fits perfectly and holds up against heat, pressure, and saltwater exposure. Whether you’re rebuilding your pump or replacing a worn seal, it’s a simple part that protects your whole cooling system.\u003c\/p\u003e\n\u003chr data-start=\"842\" data-end=\"845\"\u003e\n\u003ch3 data-start=\"847\" data-end=\"869\"\u003e\u003cstrong data-start=\"851\" data-end=\"867\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"872\" data-end=\"992\"\u003e\n\u003cstrong data-start=\"872\" data-end=\"884\"\u003ePurpose:\u003c\/strong\u003e Provides a precise seal for the water pump housing to prevent leaks and maintain steady cooling pressure.\u003c\/li\u003e\n\u003cli data-start=\"995\" data-end=\"1134\"\u003e\n\u003cstrong data-start=\"995\" data-end=\"1007\"\u003eFitment:\u003c\/strong\u003e For \u003cstrong data-start=\"1012\" data-end=\"1056\"\u003eMercury and Mariner outboards (30–400HP)\u003c\/strong\u003e and \u003cstrong data-start=\"1061\" data-end=\"1104\"\u003eMerCruiser Alpha One Gen II sterndrives\u003c\/strong\u003e (serial No. 0D436859 \u0026amp; up).\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1446\"\u003e\n\u003cstrong data-start=\"1137\" data-end=\"1161\"\u003eCompatibility Range:\u003c\/strong\u003e Fits models including F40–60 FourStroke BigFoot\/Command Thrust, 60HP 2-stroke Big Foot (0D000750 \u0026amp; up), 70–90HP 3-cyl 2-stroke (0A996142 \u0026amp; up), 100–125HP 4-cyl 2-stroke, 150HP EFI FourStroke, V-200\/225\/250 3.0L 2-stroke, and 4- \u0026amp; 6-cylinder Verado outboards with 4.80-inch gearcase.\u003c\/li\u003e\n\u003cli data-start=\"1449\" data-end=\"1551\"\u003e\n\u003cstrong data-start=\"1449\" data-end=\"1466\"\u003eConstruction:\u003c\/strong\u003e Made from \u003cstrong data-start=\"1477\" data-end=\"1509\"\u003ehigh-quality gasket material\u003c\/strong\u003e tested to Mercury Marine OEM standards.\u003c\/li\u003e\n\u003cli data-start=\"1554\" data-end=\"1655\"\u003e\n\u003cstrong data-start=\"1554\" data-end=\"1570\"\u003eEase of Use:\u003c\/strong\u003e Installs easily with \u003cstrong data-start=\"1592\" data-end=\"1615\"\u003estandard hand tools\u003c\/strong\u003e; see your service manual for details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1657\" data-end=\"1660\"\u003e\n\u003ch3 data-start=\"1662\" data-end=\"1699\"\u003e\u003cstrong data-start=\"1666\" data-end=\"1697\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1702\" data-end=\"1770\"\u003eMercury \u0026amp; Mariner 2-stroke and 4-stroke outboards (30–400HP range)\u003c\/li\u003e\n\u003cli data-start=\"1773\" data-end=\"1840\"\u003eMerCruiser Alpha One Gen II sterndrives (serial 0D436859 \u0026amp; above)\u003c\/li\u003e\n\u003cli data-start=\"1843\" data-end=\"1915\"\u003eCommon on fishing boats, pontoons, cruisers, and performance outboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1917\" data-end=\"1920\"\u003e\n\u003ch3 data-start=\"1922\" data-end=\"1964\"\u003e\u003cstrong data-start=\"1926\" data-end=\"1962\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1965\" data-end=\"2185\"\u003eThe \u003cstrong data-start=\"1969\" data-end=\"1987\"\u003e8172771 gasket\u003c\/strong\u003e keeps your cooling system sealed tight, helping maintain proper water pressure through the pump. A small leak can cause overheating or uneven cooling, but a fresh OEM gasket eliminates that risk.\u003c\/p\u003e\n\u003cp data-start=\"2187\" data-end=\"2521\"\u003eIt’s precision-cut for a perfect fit on Mercury and Mariner housings, so installation is quick and frustration-free. Built from durable marine-grade material, it resists heat and compression, holding its shape even after long hours of use. Replace it whenever you service the water pump — it’s cheap insurance against costly damage.\u003c\/p\u003e\n\u003chr data-start=\"2523\" data-end=\"2526\"\u003e\n\u003ch3 data-start=\"2528\" data-end=\"2549\"\u003e\u003cstrong data-start=\"2532\" data-end=\"2547\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2550\" data-end=\"2741\"\u003eMercury’s OEM gaskets are engineered specifically for their housings and gearcases. Aftermarket copies often vary slightly in thickness or cut, which can cause small gaps and early failure.\u003c\/p\u003e\n\u003cp data-start=\"2743\" data-end=\"2941\"\u003eA \u003cstrong data-start=\"2745\" data-end=\"2775\"\u003egenuine Quicksilver gasket\u003c\/strong\u003e ensures proper sealing, cooling efficiency, and long-term reliability. It’s the same part Mercury installs at the factory — no guesswork, no leaks, no overheating.\u003c\/p\u003e\n\u003chr data-start=\"2943\" data-end=\"2946\"\u003e\n\u003ch3 data-start=\"2948\" data-end=\"2961\"\u003e\u003cstrong data-start=\"2952\" data-end=\"2959\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2962\" data-end=\"3138\"\u003e\u003cstrong data-start=\"2962\" data-end=\"3015\"\u003eQ1: What does the Quicksilver 8172771 gasket fit?\u003c\/strong\u003e\u003cbr data-start=\"3015\" data-end=\"3018\"\u003eA: It fits a wide range of \u003cstrong data-start=\"3045\" data-end=\"3087\"\u003eMercury \u0026amp; Mariner outboards (30–400HP)\u003c\/strong\u003e and \u003cstrong data-start=\"3092\" data-end=\"3135\"\u003eMerCruiser Alpha One Gen II sterndrives\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"3140\" data-end=\"3273\"\u003e\u003cstrong data-start=\"3140\" data-end=\"3172\"\u003eQ2: What does the gasket do?\u003c\/strong\u003e\u003cbr data-start=\"3172\" data-end=\"3175\"\u003eA: It seals the water pump housing to maintain pressure and prevent leaks in the cooling system.\u003c\/p\u003e\n\u003cp data-start=\"3275\" data-end=\"3456\"\u003e\u003cstrong data-start=\"3275\" data-end=\"3337\"\u003eQ3: Is this the only part I need for a water pump rebuild?\u003c\/strong\u003e\u003cbr data-start=\"3337\" data-end=\"3340\"\u003eA: This kit includes the \u003cstrong data-start=\"3365\" data-end=\"3380\"\u003egasket only\u003c\/strong\u003e. Depending on wear, you may also need impellers, seals, or other gaskets.\u003c\/p\u003e\n\u003cp data-start=\"3458\" data-end=\"3594\"\u003e\u003cstrong data-start=\"3458\" data-end=\"3490\"\u003eQ4: Can I install it myself?\u003c\/strong\u003e\u003cbr data-start=\"3490\" data-end=\"3493\"\u003eA: Yes. The gasket installs easily using basic tools; just follow the steps in your service manual.\u003c\/p\u003e\n\u003cp data-start=\"3596\" data-end=\"3744\"\u003e\u003cstrong data-start=\"3596\" data-end=\"3635\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3635\" data-end=\"3638\"\u003eA: OEM gaskets fit perfectly, last longer, and ensure your engine’s cooling system performs as designed.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":45626533806371,"sku":"27-8172771","price":4.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8172771_Main.jpg?v=1760631225","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-water-pump-gasket-27-8172771","provider":"PartsVu","version":"1.0","type":"link"}