{"product_id":"mercury-outboard-complete-water-pump-fits-model-45-4-5-hp-and-4-hp-46-70941a3","title":"Mercury – Quicksilver Water Pump Repair Kit | Cooling System Component | 4–4.5HP 2-Stroke Outboards | 70941A3","description":"\u003cp data-start=\"0\" data-end=\"115\"\u003e\u003cstrong data-start=\"0\" data-end=\"113\"\u003eMercury – Quicksilver Water Pump Repair Kit | Cooling System Component | 4–4.5HP 2-Stroke Outboards | 70941A3\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"117\" data-end=\"120\"\u003e\n\u003ch3 data-start=\"122\" data-end=\"140\"\u003e\u003cstrong data-start=\"126\" data-end=\"138\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"141\" data-end=\"719\"\u003eA strong water pump keeps your outboard running cool and dependable. The \u003cstrong data-start=\"214\" data-end=\"274\"\u003eMercury Marine 70941A3 Quicksilver Water Pump Repair Kit\u003c\/strong\u003e is built for \u003cstrong data-start=\"288\" data-end=\"354\"\u003eMercury and Mariner 4–4.5HP single-cylinder 2-stroke outboards\u003c\/strong\u003e, giving you everything you need to restore proper cooling flow. This all-in-one kit includes the impeller, upper and lower housings, gaskets, seals, water tube, drive key, and face plate — making it one of the most complete OEM kits available for older outboards. It’s a simple way to bring your vintage motor back to reliable, factory-level cooling performance.\u003c\/p\u003e\n\u003chr data-start=\"721\" data-end=\"724\"\u003e\n\u003ch3 data-start=\"726\" data-end=\"748\"\u003e\u003cstrong data-start=\"730\" data-end=\"746\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"751\" data-end=\"835\"\u003e\n\u003cstrong data-start=\"751\" data-end=\"763\"\u003ePurpose:\u003c\/strong\u003e Rebuilds the entire water pump assembly to restore full cooling flow.\u003c\/li\u003e\n\u003cli data-start=\"838\" data-end=\"941\"\u003e\n\u003cstrong data-start=\"838\" data-end=\"851\"\u003eContents:\u003c\/strong\u003e Includes \u003cstrong data-start=\"861\" data-end=\"938\"\u003eimpeller, housings, drive key, gaskets, seals, water tube, and face plate\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"944\" data-end=\"1044\"\u003e\n\u003cstrong data-start=\"944\" data-end=\"957\"\u003eMaterial:\u003c\/strong\u003e Built from \u003cstrong data-start=\"969\" data-end=\"1027\"\u003emarine-grade rubber and corrosion-resistant components\u003c\/strong\u003e for long life.\u003c\/li\u003e\n\u003cli data-start=\"1047\" data-end=\"1130\"\u003e\n\u003cstrong data-start=\"1047\" data-end=\"1063\"\u003ePerformance:\u003c\/strong\u003e Ensures steady water pressure and consistent engine temperature.\u003c\/li\u003e\n\u003cli data-start=\"1133\" data-end=\"1215\"\u003e\n\u003cstrong data-start=\"1133\" data-end=\"1148\"\u003eDurability:\u003c\/strong\u003e Handles vibration, heat, and water exposure season after season.\u003c\/li\u003e\n\u003cli data-start=\"1218\" data-end=\"1305\"\u003e\n\u003cstrong data-start=\"1218\" data-end=\"1234\"\u003eEase of Use:\u003c\/strong\u003e Designed for a direct OEM fit — installs easily with standard tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1307\" data-end=\"1310\"\u003e\n\u003ch3 data-start=\"1312\" data-end=\"1349\"\u003e\u003cstrong data-start=\"1316\" data-end=\"1347\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1352\" data-end=\"1400\"\u003eMercury 4HP single-cylinder 2-stroke outboards\u003c\/li\u003e\n\u003cli data-start=\"1403\" data-end=\"1453\"\u003eMercury 4.5HP single-cylinder 2-stroke outboards\u003c\/li\u003e\n\u003cli data-start=\"1456\" data-end=\"1504\"\u003eMariner 4HP single-cylinder 2-stroke outboards\u003c\/li\u003e\n\u003cli data-start=\"1507\" data-end=\"1557\"\u003eMariner 4.5HP single-cylinder 2-stroke outboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1559\" data-end=\"1562\"\u003e\n\u003ch3 data-start=\"1564\" data-end=\"1607\"\u003e\u003cstrong data-start=\"1568\" data-end=\"1605\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1608\" data-end=\"1972\"\u003eThe \u003cstrong data-start=\"1612\" data-end=\"1638\"\u003e70941A3 water pump kit\u003c\/strong\u003e is designed to bring older Mercury and Mariner outboards back to life. With every part you need included, it replaces worn or corroded components that can restrict water flow and cause overheating. The flexible impeller keeps cooling water circulating evenly, while new seals and housings prevent leaks and restore proper pressure.\u003c\/p\u003e\n\u003cp data-start=\"1974\" data-end=\"2135\"\u003eOnce installed, you’ll notice more consistent cooling, smoother operation, and better engine protection — especially during long idle runs or warm summer days.\u003c\/p\u003e\n\u003chr data-start=\"2137\" data-end=\"2140\"\u003e\n\u003ch3 data-start=\"2142\" data-end=\"2174\"\u003e\u003cstrong data-start=\"2146\" data-end=\"2172\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2175\" data-end=\"2418\"\u003eThe \u003cstrong data-start=\"2179\" data-end=\"2202\"\u003eQuicksilver 70941A3\u003c\/strong\u003e is a \u003cstrong data-start=\"2208\" data-end=\"2238\"\u003egenuine Mercury Marine kit\u003c\/strong\u003e, made to fit and perform exactly like the original factory parts. Aftermarket kits may not include all the pieces or use materials that degrade faster in saltwater or high heat.\u003c\/p\u003e\n\u003cp data-start=\"2420\" data-end=\"2652\"\u003eMercury’s OEM kits are tested for accuracy, durability, and flow efficiency under real marine conditions. With Mercury parts, you can count on your cooling system to perform properly and keep your engine protected trip after trip.\u003c\/p\u003e\n\u003chr data-start=\"2654\" data-end=\"2657\"\u003e\n\u003ch3 data-start=\"2659\" data-end=\"2672\"\u003e\u003cstrong data-start=\"2663\" data-end=\"2670\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2674\" data-end=\"2800\"\u003e\u003cstrong data-start=\"2674\" data-end=\"2720\"\u003eQ1: What engines does this repair kit fit?\u003c\/strong\u003e\u003cbr data-start=\"2720\" data-end=\"2723\"\u003eIt fits \u003cstrong data-start=\"2731\" data-end=\"2797\"\u003eMercury and Mariner 4–4.5HP single-cylinder 2-stroke outboards\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2802\" data-end=\"2957\"\u003e\u003cstrong data-start=\"2802\" data-end=\"2837\"\u003eQ2: What’s included in the kit?\u003c\/strong\u003e\u003cbr data-start=\"2837\" data-end=\"2840\"\u003eEverything you need: \u003cstrong data-start=\"2861\" data-end=\"2954\"\u003eimpeller, upper and lower housings, drive key, face plate, gaskets, seals, and water tube\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2959\" data-end=\"3113\"\u003e\u003cstrong data-start=\"2959\" data-end=\"3009\"\u003eQ3: How often should I rebuild the water pump?\u003c\/strong\u003e\u003cbr data-start=\"3009\" data-end=\"3012\"\u003eInspect annually and replace every \u003cstrong data-start=\"3047\" data-end=\"3073\"\u003e2 seasons or 200 hours\u003c\/strong\u003e, or sooner if cooling flow decreases.\u003c\/p\u003e\n\u003cp data-start=\"3115\" data-end=\"3234\"\u003e\u003cstrong data-start=\"3115\" data-end=\"3153\"\u003eQ4: What’s the impeller made from?\u003c\/strong\u003e\u003cbr data-start=\"3153\" data-end=\"3156\"\u003eA \u003cstrong data-start=\"3158\" data-end=\"3190\"\u003emarine-grade rubber compound\u003c\/strong\u003e that stays flexible in hot or cold water.\u003c\/p\u003e\n\u003cp data-start=\"3236\" data-end=\"3395\"\u003e\u003cstrong data-start=\"3236\" data-end=\"3259\"\u003eQ5: Why choose OEM?\u003c\/strong\u003e\u003cbr data-start=\"3259\" data-end=\"3262\"\u003eMercury OEM kits provide perfect fit, long-term reliability, and complete parts coverage — something aftermarket kits rarely match.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46940115370275,"sku":"46-70941A3","price":87.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/70941a3_main.jpg?v=1760631177","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-outboard-complete-water-pump-fits-model-45-4-5-hp-and-4-hp-46-70941a3","provider":"PartsVu","version":"1.0","type":"link"}