{"product_id":"mercury-exhaust-manifold-fits-mcm-gm-vaeu-6-engines-99746a17","title":"Mercury – Exhaust Manifold | V6 Series | Corrosion-Protected Cast Iron | 99746A17","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Exhaust Manifold | V6 Series | Corrosion-Protected Cast Iron | 99746A17\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\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\"\u003eThere are a few parts on a MerCruiser engine that you \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esimply\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e expect to work without drama, and the exhaust manifold is one of them.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e When it’s right, your engine breathes easy, runs cooler, and feels smooth through every throttle setting. When it’s wrong, you feel it instantly — in the idle, in the temperature, and in your own peace of mind. That’s why boaters trust the 99746A17 Exhaust Manifold. It’s the kind of Mercury Marine part you install once and rely on every time you push away from the dock, no matter if you’re taking a slow cruise with family or opening up the throttle in deep water.\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\n\u003cspan data-preserver-spaces=\"true\"\u003eD\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eesigned as a direct-fit exhaust manifold for V6 MerCruiser engines\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCast iron construction for long-term durability under high heat\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCorrosion-resistant coating on coolant passages and exterior surfaces\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIncludes gasket, drain plug, o-ring, and drain elbow for a complete, ready-to-install setup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eMachined sealing surfaces ensure a tight, reliable fit on \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eport\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e or starboard side\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eE\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003engine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFits MerCruiser V6 engines, 220 and 262 cubic inches\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFor model years 1985–2002\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eCompatible with both \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esterndrive\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e and inboard MerCruiser setups\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eCommon on sport boats, runabouts, family cruisers, fish-and-ski boats, and classic \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003estern-drive\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e hulls\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\"\u003eA\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e good manifold doesn’t call attention to itself — it simply keeps the engine breathing clean and running at the temperature it should. With the 99746A17, you’ll notice the difference in how steady the engine sounds and how smoothly the power comes on. The tight seal reduces exhaust leaks, keeping heat exactly where it belongs and protecting nearby components. Internal passages \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eare coated\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to resist corrosion, so water flow stays consistent even after years of salt, heat, and vibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe included hardware makes installation easier and ensures you’re starting fresh with all new sealing points. Once installed, the manifold delivers that “tight and secure” feeling experienced boaters look for — the sense that every component is working together the way the factory intended. It’s a part designed not just for function, but for the confidence that lets you enjoy each moment on the water without worrying about what’s happening under the engine hatch.\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\"\u003eSeasoned boaters know that the exhaust system is not the place to gamble with aftermarket shortcuts. An OEM Mercury Marine manifold \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis engineered\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to match the exact flow characteristics and heat tolerances of the original system. That means no guessing on fitment, no mismatched ports, and no premature corrosion. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s cost-effective in the long run because it lasts, installs \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecorrectly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the first time\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e, and\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e protects the rest of your engine from the slow damage a poorly made manifold can cause.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e When you buy Mercury OEM, you’re choosing reliability born from real-world testing and years of engineering experience.\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 99746A17 manifold fit?\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\"\u003eIt fits MerCruiser V6 engines (220 and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e262 cubic inch\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e models) from 1985 through 2002, for both \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esterndrive\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e and inboard setups.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What makes this manifold different from aftermarket options?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e OEM construction, better casting quality, corrosion-resistant coating, and factory-matched fitment ensure long-term reliability and proper engine performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: How do I verify this is the correct replacement?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Check your engine serial number and compare it with the fitment details in your owner’s or service manual.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can this manifold be used in both freshwater and saltwater?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes — its corrosion-protected design supports both environments when \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003emaintained properly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e.\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 experienced boat owners or marine technicians will find the installation familiar, especially with the included gasket and hardware.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46933420507427,"sku":"99746A17","price":348.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/99746a17_main.jpg?v=1760631580","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-exhaust-manifold-fits-mcm-gm-vaeu-6-engines-99746a17","provider":"PartsVu","version":"1.0","type":"link"}