{"product_id":"mercury-water-circulating-pump-fits-gm-4-cyl-inaeu-line-6-cyl-46-8m0113733","title":"Mercury – Water Pump Assembly | Alpha Sterndrive Cooling System | OEM Composite \u0026  Metal | 8M0113733","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Water Pump Assembly | Alpha Sterndrive Cooling System | OEM Composite \u0026amp; Metal | 8M0113733\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e There’s a certain comfort that comes from knowing your engine’s cooling system is doing its job. When you ease the throttle forward and feel the boat lift, that quiet confidence \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis built\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e on the small parts you rarely see — like the water pump keeping everything cool and steady beneath the deck. The Mercury 8M0113733 Water Pump Assembly delivers that kind of trust. It’s the part that lets you enjoy the ride instead of worrying about engine temperature or unexpected shutdowns, no matter how long the day on the water runs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eComplete water pump assembly designed for dependable cooling performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFits MerCruiser 3.0L TKS Alpha Plus engines (Serial No. 1G700000–1G799999)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIncludes all necessary components for a clean, proper replacement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBuilt from OEM-approved metals and composite materials for long-term reliability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngineered to meet Mercury Marine’s original equipment specifications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCompatible with MerCruiser 3.0L TKS Alpha sterndrive engines\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAlso suitable for select MerCruiser 3.0L MPI EC Alpha configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCommon on runabouts, bowriders, small cruisers, deck boats, and entry-level sport boats\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eIdeal for engines that run in warm climates, carry heavy loads, or spend long days at low speeds where cooling matters \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003emost\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eA healthy water pump affects \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eeverything about the way\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e an engine performs.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e With a new Mercury 8M0113733 assembly installed, cooling flow becomes smooth and consistent, allowing your engine to settle into a stable idle and maintain safe temperatures under load. The difference shows up in the way the engine reacts — quicker to respond, less prone to heat fade, and steady even when pushing through choppy water or towing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBecause this is a \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003efull\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e assembly, all components fit together cleanly and securely. The pump housing aligns without fuss, the impeller seats \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eproperly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e, and the gaskets create a tight, trustworthy seal\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. On\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the water, that translates into a cooling system that feels “locked in” — tight, quiet, and reliable. The materials stand up well to corrosion, heat cycles, and long-term exposure, giving boat owners more seasons before the next replacement. It’s a simple upgrade that keeps you on the water longer and protects your engine from costly overheating damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy Buy OEM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e With cooling components, precision matters. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAftermarket assemblies may look similar, but even \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esmall\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e variations in housing shape or impeller quality can create performance issues. Mercury Marine part number 8M0113733 is engineered specifically for the 3.0L TKS and MPI EC Alpha engines, delivering proper flow rates, correct tolerances, and proven durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eChoosing OEM ensures you get a part that fits right the first time, installs cleanly, and performs exactly as your engine \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ewas designed\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to run. It’s a practical, cost-effective decision that protects both your \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003epowerplant\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e and your time on the water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which engines does the Mercury 8M0113733 Water Pump Assembly fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It fits MerCruiser 3.0L TKS Alpha engines with serial numbers between 1G700000 and 1G799999.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What makes this assembly better than aftermarket alternatives?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e OEM engineering ensures correct tolerances, proper cooling flow, and long-term reliability in marine environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: How can I confirm this is the correct part\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Match your serial number range or check your owner’s or service manual for Mercury Marine part number 8M0113733.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Is it suitable for both freshwater and saltwater use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes — the materials are designed for durability in all marine conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: Is installation straightforward?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Most boat owners with basic mechanical experience can install it using \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecommon\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e shop tools.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46940108194083,"sku":"46-8M0113733","price":134.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8M0113733_Main.jpg?v=1760631369","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-water-circulating-pump-fits-gm-4-cyl-inaeu-line-6-cyl-46-8m0113733","provider":"PartsVu","version":"1.0","type":"link"}