{"product_id":"champion-copper-plus-spark-plug-439","title":"Champion Copper Plus Spark Plug 439","description":"\u003ch2 data-section-id=\"rmw5tv\" data-start=\"226\" data-end=\"240\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"241\" data-end=\"583\"\u003eThe \u003cstrong data-start=\"245\" data-end=\"284\"\u003eChampion Copper Plus Spark Plug 439\u003c\/strong\u003e delivers reliable ignition performance and durability for a wide variety of automotive, marine, and powersports engines. Featuring a \u003cstrong data-start=\"418\" data-end=\"450\"\u003ecopper core center electrode\u003c\/strong\u003e, this spark plug improves electrical conductivity and heat dissipation, helping maintain consistent combustion and longer plug life.\u003c\/p\u003e\n\u003cp data-start=\"585\" data-end=\"900\"\u003ePart of the trusted \u003cstrong data-start=\"605\" data-end=\"629\"\u003eChampion Copper Plus\u003c\/strong\u003e series, the \u003cstrong data-start=\"642\" data-end=\"654\"\u003eRC12MCC4\u003c\/strong\u003e spark plug is engineered with superior corrosion resistance and meets \u003cstrong data-start=\"725\" data-end=\"750\"\u003eISO and SAE standards\u003c\/strong\u003e for proven performance. The built-in resistor helps maintain stable ignition operation and reduces electrical interference for modern engine systems.\u003c\/p\u003e\n\u003cp data-start=\"902\" data-end=\"1179\"\u003eWith a \u003cstrong data-start=\"909\" data-end=\"939\"\u003e0.041 in (1.05 mm) pre-gap\u003c\/strong\u003e, \u003cstrong data-start=\"941\" data-end=\"966\"\u003e14 mm thread diameter\u003c\/strong\u003e, and \u003cstrong data-start=\"972\" data-end=\"989\"\u003e0.75 in reach\u003c\/strong\u003e, this spark plug serves as a dependable OEM-style replacement for numerous \u003cstrong data-start=\"1065\" data-end=\"1130\"\u003eBMW, Chrysler, Dodge, Jeep, Toyota, Scion, Mitsubishi, Saturn\u003c\/strong\u003e, and various \u003cstrong data-start=\"1144\" data-end=\"1178\"\u003emarine and powersports engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"1181\" data-end=\"1192\"\u003eFeatures\u003c\/h2\u003e\n\u003cul data-start=\"1193\" data-end=\"1583\"\u003e\n\u003cli data-section-id=\"6gye4q\" data-start=\"1193\" data-end=\"1268\"\u003e\n\u003cp data-start=\"1195\" data-end=\"1268\"\u003eCopper core center electrode for improved conductivity and heat control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"p2cd5l\" data-start=\"1269\" data-end=\"1342\"\u003e\n\u003cp data-start=\"1271\" data-end=\"1342\"\u003eChampion Copper Plus design for dependable performance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hbqnnl\" data-start=\"1343\" data-end=\"1402\"\u003e\n\u003cp data-start=\"1345\" data-end=\"1402\"\u003eSuperior corrosion resistance for extended service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"q4razi\" data-start=\"1403\" data-end=\"1459\"\u003e\n\u003cp data-start=\"1405\" data-end=\"1459\"\u003eResistor design for stable ignition system operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nm0c1b\" data-start=\"1460\" data-end=\"1517\"\u003e\n\u003cp data-start=\"1462\" data-end=\"1517\"\u003eBuilt to ISO and SAE standards for proven reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hbncxl\" data-start=\"1518\" data-end=\"1583\"\u003e\n\u003cp data-start=\"1520\" data-end=\"1583\"\u003eSuitable for automotive, marine, and powersports applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1585\" data-end=\"1602\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1603\" data-end=\"1802\"\u003e\n\u003cli data-section-id=\"1c2cvzq\" data-start=\"1603\" data-end=\"1626\"\u003e\n\u003cp data-start=\"1605\" data-end=\"1626\"\u003e\u003cstrong data-start=\"1605\" data-end=\"1615\"\u003eBrand:\u003c\/strong\u003e Champion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i44r7c\" data-start=\"1627\" data-end=\"1651\"\u003e\n\u003cp data-start=\"1629\" data-end=\"1651\"\u003e\u003cstrong data-start=\"1629\" data-end=\"1645\"\u003ePart Number:\u003c\/strong\u003e 439\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1h5ivfz\" data-start=\"1652\" data-end=\"1679\"\u003e\n\u003cp data-start=\"1654\" data-end=\"1679\"\u003e\u003cstrong data-start=\"1654\" data-end=\"1668\"\u003ePlug Type:\u003c\/strong\u003e RC12MCC4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1oa7aey\" data-start=\"1680\" data-end=\"1724\"\u003e\n\u003cp data-start=\"1682\" data-end=\"1724\"\u003e\u003cstrong data-start=\"1682\" data-end=\"1701\"\u003eClassification:\u003c\/strong\u003e Champion Copper Plus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"tmyd16\" data-start=\"1725\" data-end=\"1765\"\u003e\n\u003cp data-start=\"1727\" data-end=\"1765\"\u003e\u003cstrong data-start=\"1727\" data-end=\"1742\"\u003eGrade Type:\u003c\/strong\u003e Standard Replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2ihj92\" data-start=\"1766\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1768\" data-end=\"1802\"\u003e\u003cstrong data-start=\"1768\" data-end=\"1789\"\u003ePart Description:\u003c\/strong\u003e Spark Plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1w45zwv\" data-start=\"1804\" data-end=\"1832\"\u003eElectrode Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1833\" data-end=\"2030\"\u003e\n\u003cli data-section-id=\"suotmr\" data-start=\"1833\" data-end=\"1874\"\u003e\n\u003cp data-start=\"1835\" data-end=\"1874\"\u003eCenter Electrode Tip Material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"42bjef\" data-start=\"1875\" data-end=\"1912\"\u003e\n\u003cp data-start=\"1877\" data-end=\"1912\"\u003eCenter Electrode Design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1tcgx5m\" data-start=\"1913\" data-end=\"1945\"\u003e\n\u003cp data-start=\"1915\" data-end=\"1945\"\u003eGround Electrode Quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"psgbmu\" data-start=\"1946\" data-end=\"1988\"\u003e\n\u003cp data-start=\"1948\" data-end=\"1988\"\u003eGround Electrode Core Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"es7l3k\" data-start=\"1989\" data-end=\"2030\"\u003e\n\u003cp data-start=\"1991\" data-end=\"2030\"\u003eGround Electrode Tip Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"2032\" data-end=\"2046\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"2047\" data-end=\"2192\"\u003e\n\u003cli data-section-id=\"trn5mv\" data-start=\"2047\" data-end=\"2088\"\u003e\n\u003cp data-start=\"2049\" data-end=\"2088\"\u003eThread Diameter: 14.000 mm \/ 0.551 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"palr3o\" data-start=\"2089\" data-end=\"2107\"\u003e\n\u003cp data-start=\"2091\" data-end=\"2107\"\u003eReach: 0.75 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12ns31y\" data-start=\"2108\" data-end=\"2127\"\u003e\n\u003cp data-start=\"2110\" data-end=\"2127\"\u003eSeat Type: Flat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ur7zdr\" data-start=\"2128\" data-end=\"2162\"\u003e\n\u003cp data-start=\"2130\" data-end=\"2162\"\u003eHex Size: 0.625 in \/ 15.880 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gjjceq\" data-start=\"2163\" data-end=\"2192\"\u003e\n\u003cp data-start=\"2165\" data-end=\"2192\"\u003eInsulator Height: 0.12 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1w4gt8e\" data-start=\"2194\" data-end=\"2209\"\u003ePerformance\u003c\/h3\u003e\n\u003cul data-start=\"2210\" data-end=\"2301\"\u003e\n\u003cli data-section-id=\"1euklkx\" data-start=\"2210\" data-end=\"2241\"\u003e\n\u003cp data-start=\"2212\" data-end=\"2241\"\u003eManufacturer Heat Range: 12\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gwuugi\" data-start=\"2242\" data-end=\"2278\"\u003e\n\u003cp data-start=\"2244\" data-end=\"2278\"\u003ePre-Gap Size: 0.041 in \/ 1.05 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9nbfma\" data-start=\"2279\" data-end=\"2301\"\u003e\n\u003cp data-start=\"2281\" data-end=\"2301\"\u003eResistor Type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1hc7erh\" data-start=\"2303\" data-end=\"2325\"\u003eAdditional Details\u003c\/h3\u003e\n\u003cul data-start=\"2326\" data-end=\"2482\"\u003e\n\u003cli data-section-id=\"gsl5i7\" data-start=\"2326\" data-end=\"2350\"\u003e\n\u003cp data-start=\"2328\" data-end=\"2350\"\u003eWasher Included: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ygep3j\" data-start=\"2351\" data-end=\"2373\"\u003e\n\u003cp data-start=\"2353\" data-end=\"2373\"\u003eWasher Type: Crush\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9kzcjo\" data-start=\"2374\" data-end=\"2421\"\u003e\n\u003cp data-start=\"2376\" data-end=\"2421\"\u003eElectrical Terminal Type: Non-Removable Nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cf799m\" data-start=\"2422\" data-end=\"2439\"\u003e\n\u003cp data-start=\"2424\" data-end=\"2439\"\u003eHex Type: Hex\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nt2tzg\" data-start=\"2440\" data-end=\"2455\"\u003e\n\u003cp data-start=\"2442\" data-end=\"2455\"\u003eIndexed: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"198zmx6\" data-start=\"2456\" data-end=\"2482\"\u003e\n\u003cp data-start=\"2458\" data-end=\"2482\"\u003eSubject to Prop 65: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1dixaz0\" data-start=\"2484\" data-end=\"2494\"\u003eFitment\u003c\/h2\u003e\n\u003cp data-start=\"2495\" data-end=\"2605\"\u003eThe \u003cstrong data-start=\"2499\" data-end=\"2526\"\u003eChampion 439 spark plug\u003c\/strong\u003e is compatible with a broad range of applications including select models from:\u003c\/p\u003e\n\u003ch3 data-section-id=\"upkb4c\" data-start=\"2607\" data-end=\"2634\"\u003eAutomotive Applications\u003c\/h3\u003e\n\u003cul data-start=\"2635\" data-end=\"3038\"\u003e\n\u003cli data-section-id=\"1v6zluf\" data-start=\"2635\" data-end=\"2670\"\u003e\n\u003cp data-start=\"2637\" data-end=\"2670\"\u003e\u003cstrong data-start=\"2637\" data-end=\"2644\"\u003eBMW\u003c\/strong\u003e – 850Ci (1993–1997) V12\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"97psb5\" data-start=\"2671\" data-end=\"2721\"\u003e\n\u003cp data-start=\"2673\" data-end=\"2721\"\u003e\u003cstrong data-start=\"2673\" data-end=\"2685\"\u003eChrysler\u003c\/strong\u003e – 200, Aspen, Sebring (2008–2014)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"19fqep5\" data-start=\"2722\" data-end=\"2802\"\u003e\n\u003cp data-start=\"2724\" data-end=\"2802\"\u003e\u003cstrong data-start=\"2724\" data-end=\"2733\"\u003eDodge\u003c\/strong\u003e – Avenger, Caliber, Dakota, Durango, Journey, Ram 1500 (2000–2014)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"132d4zj\" data-start=\"2803\" data-end=\"2873\"\u003e\n\u003cp data-start=\"2805\" data-end=\"2873\"\u003e\u003cstrong data-start=\"2805\" data-end=\"2813\"\u003eJeep\u003c\/strong\u003e – Commander, Compass, Grand Cherokee, Patriot (1999–2009)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"54z29a\" data-start=\"2874\" data-end=\"2913\"\u003e\n\u003cp data-start=\"2876\" data-end=\"2913\"\u003e\u003cstrong data-start=\"2876\" data-end=\"2890\"\u003eMitsubishi\u003c\/strong\u003e – Raider (2006–2007)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"6cshbm\" data-start=\"2914\" data-end=\"2948\"\u003e\n\u003cp data-start=\"2916\" data-end=\"2948\"\u003e\u003cstrong data-start=\"2916\" data-end=\"2926\"\u003eSaturn\u003c\/strong\u003e – Astra (2008–2009)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"147a6z4\" data-start=\"2949\" data-end=\"2990\"\u003e\n\u003cp data-start=\"2951\" data-end=\"2990\"\u003e\u003cstrong data-start=\"2951\" data-end=\"2960\"\u003eScion\u003c\/strong\u003e – xB (2004–2006, 2013–2015)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1q102ls\" data-start=\"2991\" data-end=\"3038\"\u003e\n\u003cp data-start=\"2993\" data-end=\"3038\"\u003e\u003cstrong data-start=\"2993\" data-end=\"3003\"\u003eToyota\u003c\/strong\u003e – 4Runner, Echo, Pickup, Prius C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1os0s4z\" data-start=\"3040\" data-end=\"3077\"\u003ePowersports \u0026amp; Marine Applications\u003c\/h3\u003e\n\u003cp data-start=\"3078\" data-end=\"3114\"\u003eCompatible with select engines from:\u003c\/p\u003e\n\u003cul data-start=\"3115\" data-end=\"3258\"\u003e\n\u003cli data-section-id=\"p91his\" data-start=\"3115\" data-end=\"3170\"\u003e\n\u003cp data-start=\"3117\" data-end=\"3170\"\u003e\u003cstrong data-start=\"3117\" data-end=\"3128\"\u003ePolaris\u003c\/strong\u003e (ACE 500, Ranger 500, Sportsman 450 HO)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lt8ov1\" data-start=\"3171\" data-end=\"3204\"\u003e\n\u003cp data-start=\"3173\" data-end=\"3204\"\u003e\u003cstrong data-start=\"3173\" data-end=\"3184\"\u003eSea-Doo\u003c\/strong\u003e watercraft models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13l59xi\" data-start=\"3205\" data-end=\"3258\"\u003e\n\u003cp data-start=\"3207\" data-end=\"3258\"\u003e\u003cstrong data-start=\"3207\" data-end=\"3225\"\u003eMercury Marine\u003c\/strong\u003e outboard and jet drive engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3260\" data-end=\"3359\"\u003eAlways verify compatibility by \u003cstrong data-start=\"3291\" data-end=\"3338\"\u003eyear, make, model, and engine specification\u003c\/strong\u003e before installation.\u003c\/p\u003e","brand":"CHAMPION","offers":[{"title":"Default Title","offer_id":46285711474887,"sku":"ELE1981","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-12144736.png?v=1773351925","url":"https:\/\/mainstreeteshop.com\/products\/champion-copper-plus-spark-plug-439","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}