{"product_id":"mercury-alternator-8m6007459","title":"Mercury – Quicksilver 8M6007459 Alternator, 12-Volt\/55 Amp | Charging \u0026 Electrical | Corrosion-Resistant Marine Finish | 8M6007459","description":"\u003ch2\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Quicksilver 8M6007459 Alternator, 12-Volt\/55 Amp | Charging \u0026amp; Electrical | Corrosion-Resistant Marine Finish | 8M6007459\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\"\u003e There are a few parts you never want to second-guess when you are offshore, and your alternator is one of them. This Quicksilver 8M6007459 alternator is the kind of Mercury Marine part you install once and stop worrying about. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eYou turn the key, the engine fires, the gauges stay steady, and you \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ejust\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e get on with your day on the water.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Whether you are trolling along a shoreline or cruising back to the marina at sunset, it is the quiet peace of mind that makes this part \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eworth\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e having.\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\"\u003eDesigned as a twelve volt, fifty five amp marine alternator for dependable charging.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eInternal regulator with external fan for efficient cooling and consistent output.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCorrosion-resistant plated fan, pulley, and hardware for harsh marine environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eEngineered to meet or exceed original equipment manufacturer\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e specifications and output.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFlame arrestor screens that comply with Marine SAE J1171 standards for safety.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eWiring harnesses \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esupplied\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e as required for specific applications to simplify installation.\u003c\/span\u003e\n\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\"\u003eFor use on various Yamaha marine engines using this style alternator.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFits selected Crusader marine engines, including many late nineteen nineties to early two thousand five point zero and five point seven eight cylinder models.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eSuitable for repowered inboard and sterndrive packages using compatible Yamaha or Crusader setups.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCommon on runabouts, fishing boats, small cruisers, and general family boats that need reliable charging.\u003c\/span\u003e\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 Out on the water, this part is all about a steady, predictable charge\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. The internal regulator keeps voltage in the sweet spot so your batteries stay healthy and your electronics stay happy. Gauges respond smoothly, lights stay bright, and engine management systems get the clean power they \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ewere designed\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e for\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. The alternator’s plated metal components and marine-rated construction help it shrug off salt spray, bilge moisture, and the kind of long weekends that leave lesser gear looking tired.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFitment is tight and secure when you match it with the correct part number, so you avoid shimming, grinding, or improvising brackets\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOnce installed, it settles into the background and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ejust\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e does its job, trip after trip.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Instead of wondering if your old charging system will keep up with modern electronics, you get a solid, confident feeling every time you start the engine and see that charging needle right where it should be.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy Buy OEM (Original Equipment Manufacturer\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 When you are dealing with electrical parts, original equipment manufacturer specification matters more than a few saved dollars. This Mercury Marine part \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis built\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to match the original output, mounting points, and wiring layout that your engine \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ewas designed around\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e. That means less guessing, fewer surprises, and far less time chasing electrical gremlin\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003es.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOver the long run, a genuine alternator that fits correctly and charges as intended is often cheaper than chasing issues caused by a bargain aftermarket piece. You get \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003elong term\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e reliability, easier troubleshooting with factory manuals, and the comfort of knowing you are running what the engine builder expected to see in that spac\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ee. For a boat that has to start, run, and get you home, that is the kind of quiet advantage experienced boaters look for.\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 Mercury engines or systems does the Quicksilver 8M6007459 Alternator fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis used\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e on various Yamaha and Crusader marine engines that \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecall for this specific\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Mercury Marine part number 8M6007459. The best approach is to match your engine’s serial number and existing alternator number to your manual or parts diagram.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What makes this part different from aftermarket alternatives?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e This alternator \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis built\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e to original equipment manufacturer standards, with \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003emarine rated\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e flame arrestor screens, corrosion-resistant hardware, and the correct output for your eng\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eine. Many aftermarket units copy the shape but cut corners on coatings, regulators, or internal components that matter over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eHow do I know if\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e this \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eis\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the correct replacement for my setup?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Start by checking the part number on your current alternator or your engine’s parts catalog. If it lists 8M6007459 or an equivalent that crosses to this number, you are in the right p\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003elace. When in doubt, compare mounting points, plug style, and output with your service manual.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can this be used in both saltwater and freshwater applications?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe corrosion-resistant finishes and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003emarine specific\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e design make it suitable for freshwater lakes and demanding coastal environments, as long as you follow \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003enormal\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e flushing and maintenance prac\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003etices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: Is installation straightforward for most boat owners?\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\"\u003eIf you are comfortable working around engines and follow your service manual closely, installation is generally straightforward: disconnect power, remove the old unit, swap brackets and wiring as needed, and tension the belt \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecorrectly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e If any step feels uncertain, a marine technician can handle the job quickly and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esafely.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46935063986467,"sku":"8M6007459","price":259.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8m6007459_main.jpg?v=1760631515","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-alternator-8m6007459","provider":"PartsVu","version":"1.0","type":"link"}