{"product_id":"mercury-mercruiser-cap-and-rotor-kit-fits-gm-v-8-engines-with-thunderbolt-iv-v-hei-ignitions-805759q3","title":"Mercury – Quicksilver Distributor Cap Kit | For Marinized GM V8 MerCruiser Engines with Thunderbolt IV \u0026 V | 805759Q3","description":"\u003cp data-start=\"0\" data-end=\"123\"\u003e\u003cstrong data-start=\"0\" data-end=\"121\"\u003eMercury – Quicksilver Distributor Cap Kit | For Marinized GM V8 MerCruiser Engines with Thunderbolt IV \u0026amp; V | 805759Q3\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"125\" data-end=\"128\"\u003e\n\u003ch3 data-start=\"130\" data-end=\"148\"\u003e\u003cstrong data-start=\"134\" data-end=\"146\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"149\" data-end=\"717\"\u003eIf your V8 MerCruiser has been running a little rough or struggling to start, it might be time to refresh the ignition system. The \u003cstrong data-start=\"280\" data-end=\"339\"\u003eMercury Marine 805759Q3 Quicksilver Distributor Cap Kit\u003c\/strong\u003e makes it easy to get your spark back where it belongs. This kit includes the \u003cstrong data-start=\"417\" data-end=\"443\"\u003ecap, rotor, and gasket\u003c\/strong\u003e — all built to factory specs for \u003cstrong data-start=\"477\" data-end=\"508\"\u003eGM-based MerCruiser engines\u003c\/strong\u003e running \u003cstrong data-start=\"517\" data-end=\"561\"\u003eThunderbolt IV or V HEI ignition systems\u003c\/strong\u003e. Each piece is tough enough to handle years of heat, moisture, and vibration on the water, giving you the steady spark and confidence your boat deserves.\u003c\/p\u003e\n\u003chr data-start=\"719\" data-end=\"722\"\u003e\n\u003ch3 data-start=\"724\" data-end=\"746\"\u003e\u003cstrong data-start=\"728\" data-end=\"744\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"749\" data-end=\"842\"\u003e\n\u003cstrong data-start=\"749\" data-end=\"761\"\u003ePurpose:\u003c\/strong\u003e Restores smooth spark delivery for consistent ignition and strong performance.\u003c\/li\u003e\n\u003cli data-start=\"845\" data-end=\"962\"\u003e\n\u003cstrong data-start=\"845\" data-end=\"862\"\u003eComplete Kit:\u003c\/strong\u003e Comes with the \u003cstrong data-start=\"878\" data-end=\"916\"\u003edistributor cap, rotor, and gasket\u003c\/strong\u003e — everything you need for a proper tune-up.\u003c\/li\u003e\n\u003cli data-start=\"965\" data-end=\"1073\"\u003e\n\u003cstrong data-start=\"965\" data-end=\"979\"\u003eMaterials:\u003c\/strong\u003e The cap is molded from a \u003cstrong data-start=\"1005\" data-end=\"1026\"\u003ePBT\/PET composite\u003c\/strong\u003e, made to resist heat, cracking, and warping.\u003c\/li\u003e\n\u003cli data-start=\"1076\" data-end=\"1170\"\u003e\n\u003cstrong data-start=\"1076\" data-end=\"1089\"\u003eContacts:\u003c\/strong\u003e Uses \u003cstrong data-start=\"1095\" data-end=\"1118\"\u003esolid brass inserts\u003c\/strong\u003e for better conductivity and corrosion resistance.\u003c\/li\u003e\n\u003cli data-start=\"1173\" data-end=\"1283\"\u003e\n\u003cstrong data-start=\"1173\" data-end=\"1184\"\u003eDesign:\u003c\/strong\u003e Built to reduce radio frequency interference (RFI), keeping your electronics clear and reliable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1285\" data-end=\"1288\"\u003e\n\u003ch3 data-start=\"1290\" data-end=\"1327\"\u003e\u003cstrong data-start=\"1294\" data-end=\"1325\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1330\" data-end=\"1395\"\u003e\n\u003cstrong data-start=\"1330\" data-end=\"1365\"\u003eMarinized V8 MerCruiser engines\u003c\/strong\u003e built by \u003cstrong data-start=\"1375\" data-end=\"1393\"\u003eGeneral Motors\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1398\" data-end=\"1468\"\u003eWorks with \u003cstrong data-start=\"1409\" data-end=\"1466\"\u003eThunderbolt IV and Thunderbolt V HEI ignition systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1470\" data-end=\"1473\"\u003e\n\u003ch3 data-start=\"1475\" data-end=\"1518\"\u003e\u003cstrong data-start=\"1479\" data-end=\"1516\"\u003ePerformance \u0026amp; Real-World Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1519\" data-end=\"1830\"\u003eThe \u003cstrong data-start=\"1523\" data-end=\"1555\"\u003e805759Q3 distributor cap kit\u003c\/strong\u003e is all about bringing back that crisp, reliable spark. Over time, caps and rotors can wear out or corrode, causing misfires, weak spark, or rough idling. Installing this Mercury OEM kit restores strong ignition performance and helps your engine fire up cleanly every time.\u003c\/p\u003e\n\u003cp data-start=\"1832\" data-end=\"2133\"\u003eEach component is designed to thrive in a marine environment — the cap’s reinforced plastic holds its shape under heat, and the brass terminals deliver solid, consistent contact. The included gasket keeps moisture out, which means no shorting, no sputtering, and no more chasing electrical gremlins.\u003c\/p\u003e\n\u003cp data-start=\"2135\" data-end=\"2245\"\u003eYou’ll feel the difference right away: a smoother idle, quicker starts, and dependable power under throttle.\u003c\/p\u003e\n\u003chr data-start=\"2247\" data-end=\"2250\"\u003e\n\u003ch3 data-start=\"2252\" data-end=\"2284\"\u003e\u003cstrong data-start=\"2256\" data-end=\"2282\"\u003eWhy Choose Mercury OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2285\" data-end=\"2651\"\u003eThe \u003cstrong data-start=\"2289\" data-end=\"2313\"\u003eQuicksilver 805759Q3\u003c\/strong\u003e is a \u003cstrong data-start=\"2319\" data-end=\"2346\"\u003etrue Mercury Marine kit\u003c\/strong\u003e, not a generic substitute. Many aftermarket caps use cheaper materials that warp or corrode quickly, leading to premature failure. Mercury’s OEM parts are made to exact tolerances and tested in saltwater, high humidity, and extreme heat — the same conditions your boat faces every time you take it out.\u003c\/p\u003e\n\u003cp data-start=\"2653\" data-end=\"2802\"\u003eIt’s the same kit Mercury techs use at the factory and in service bays, built for reliability, fit, and performance that lasts season after season.\u003c\/p\u003e\n\u003chr data-start=\"2804\" data-end=\"2807\"\u003e\n\u003ch3 data-start=\"2809\" data-end=\"2822\"\u003e\u003cstrong data-start=\"2813\" data-end=\"2820\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2824\" data-end=\"2958\"\u003e\u003cstrong data-start=\"2824\" data-end=\"2863\"\u003eQ1: What engines does this kit fit?\u003c\/strong\u003e\u003cbr data-start=\"2863\" data-end=\"2866\"\u003eIt fits \u003cstrong data-start=\"2874\" data-end=\"2905\"\u003eV8 MerCruiser engines by GM\u003c\/strong\u003e with \u003cstrong data-start=\"2911\" data-end=\"2955\"\u003eThunderbolt IV or V HEI ignition systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2960\" data-end=\"3093\"\u003e\u003cstrong data-start=\"2960\" data-end=\"2995\"\u003eQ2: What’s included in the kit?\u003c\/strong\u003e\u003cbr data-start=\"2995\" data-end=\"2998\"\u003eYou’ll get the \u003cstrong data-start=\"3013\" data-end=\"3039\"\u003ecap, rotor, and gasket\u003c\/strong\u003e, everything you need to replace the old components.\u003c\/p\u003e\n\u003cp data-start=\"3095\" data-end=\"3232\"\u003e\u003cstrong data-start=\"3095\" data-end=\"3131\"\u003eQ3: Why are the terminals brass?\u003c\/strong\u003e\u003cbr data-start=\"3131\" data-end=\"3134\"\u003e\u003cstrong data-start=\"3134\" data-end=\"3151\"\u003eBrass inserts\u003c\/strong\u003e conduct electricity better than aluminum and last longer in marine conditions.\u003c\/p\u003e\n\u003cp data-start=\"3234\" data-end=\"3360\"\u003e\u003cstrong data-start=\"3234\" data-end=\"3270\"\u003eQ4: Is this kit hard to install?\u003c\/strong\u003e\u003cbr data-start=\"3270\" data-end=\"3273\"\u003eNot at all — it’s a \u003cstrong data-start=\"3293\" data-end=\"3316\"\u003edirect-fit OEM part\u003c\/strong\u003e that installs easily with standard tools.\u003c\/p\u003e\n\u003cp data-start=\"3362\" data-end=\"3528\"\u003e\u003cstrong data-start=\"3362\" data-end=\"3405\"\u003eQ5: Why use OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"3405\" data-end=\"3408\"\u003eBecause \u003cstrong data-start=\"3416\" data-end=\"3437\"\u003eMercury OEM parts\u003c\/strong\u003e deliver better fit, longer life, and performance proven in real-world marine conditions.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46936197431587,"sku":"805759Q3","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/805759t3_1.jpg?v=1761569907","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-mercruiser-cap-and-rotor-kit-fits-gm-v-8-engines-with-thunderbolt-iv-v-hei-ignitions-805759q3","provider":"PartsVu","version":"1.0","type":"link"}