{"product_id":"autolite-double-platinum-spark-plug-app5263","title":"Autolite Double Platinum Spark Plug – APP5263","description":"\u003cp data-start=\"133\" data-end=\"500\"\u003e\u003cstrong data-start=\"133\" data-end=\"149\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"149\" data-end=\"152\"\u003eThe Autolite APP5263 Double Platinum Spark Plug is engineered for dependable ignition performance, reduced misfires, and long-lasting durability. Its platinum-to-platinum firing design places platinum pads on both the center and ground electrodes, helping minimize gap erosion and maintain consistent spark delivery throughout the life of the plug.\u003c\/p\u003e\n\u003cp data-start=\"502\" data-end=\"1010\"\u003eA copper core center electrode improves heat transfer to maintain proper engine operating temperatures and resist fouling. The yttrium-enhanced ground electrode increases durability under high temperatures and pressure, making this spark plug especially effective in distributorless ignition system (DIS) engines. A high alumina ceramic insulator provides excellent thermal conductivity and dielectric strength, while the multi-rib insulator design helps prevent flash-over for reliable ignition performance.\u003c\/p\u003e\n\u003cp data-start=\"1012\" data-end=\"1166\"\u003eAutolite double platinum spark plugs are built to provide extended service life and consistent ignition performance for many gasoline engine applications.\u003c\/p\u003e\n\u003cp data-start=\"1168\" data-end=\"1181\"\u003e\u003cstrong data-start=\"1168\" data-end=\"1181\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1183\" data-end=\"1594\"\u003e\n\u003cli data-section-id=\"xmod9z\" data-start=\"1183\" data-end=\"1269\"\u003e\n\u003cp data-start=\"1185\" data-end=\"1269\"\u003ePlatinum-to-platinum firing design reduces gap erosion and extends spark plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"50w2va\" data-start=\"1270\" data-end=\"1348\"\u003e\n\u003cp data-start=\"1272\" data-end=\"1348\"\u003eCopper core center electrode improves heat transfer and fouling resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1k8ep57\" data-start=\"1349\" data-end=\"1435\"\u003e\n\u003cp data-start=\"1351\" data-end=\"1435\"\u003eYttrium-enhanced ground electrode improves durability under high heat and pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ipuruc\" data-start=\"1436\" data-end=\"1515\"\u003e\n\u003cp data-start=\"1438\" data-end=\"1515\"\u003eHigh alumina ceramic insulator enhances insulation and thermal conductivity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"suh91v\" data-start=\"1516\" data-end=\"1594\"\u003e\n\u003cp data-start=\"1518\" data-end=\"1594\"\u003eMulti-rib insulator helps prevent flash-over for consistent spark delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1596\" data-end=\"1623\"\u003e\u003cstrong data-start=\"1596\" data-end=\"1623\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1625\" data-end=\"2357\"\u003e\n\u003cli data-section-id=\"ntzr8l\" data-start=\"1625\" data-end=\"1649\"\u003e\n\u003cp data-start=\"1627\" data-end=\"1649\"\u003ePart number: APP5263\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t1nkhe\" data-start=\"1650\" data-end=\"1669\"\u003e\n\u003cp data-start=\"1652\" data-end=\"1669\"\u003eBrand: Autolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10px3jr\" data-start=\"1670\" data-end=\"1714\"\u003e\n\u003cp data-start=\"1672\" data-end=\"1714\"\u003eProduct type: Double platinum spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1715\" data-end=\"1757\"\u003e\n\u003cp data-start=\"1717\" data-end=\"1757\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ldp2q6\" data-start=\"1758\" data-end=\"1801\"\u003e\n\u003cp data-start=\"1760\" data-end=\"1801\"\u003eCenter electrode tip material: Platinum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1802\" data-end=\"1844\"\u003e\n\u003cp data-start=\"1804\" data-end=\"1844\"\u003eGround electrode core material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wgawxs\" data-start=\"1845\" data-end=\"1888\"\u003e\n\u003cp data-start=\"1847\" data-end=\"1888\"\u003eGround electrode tip material: Platinum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ibjk3h\" data-start=\"1889\" data-end=\"1921\"\u003e\n\u003cp data-start=\"1891\" data-end=\"1921\"\u003eGround configuration: Single\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1922\" data-end=\"1954\"\u003e\n\u003cp data-start=\"1924\" data-end=\"1954\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1955\" data-end=\"1981\"\u003e\n\u003cp data-start=\"1957\" data-end=\"1981\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqolju\" data-start=\"1982\" data-end=\"2004\"\u003e\n\u003cp data-start=\"1984\" data-end=\"2004\"\u003eSeat type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rfiaup\" data-start=\"2005\" data-end=\"2028\"\u003e\n\u003cp data-start=\"2007\" data-end=\"2028\"\u003eWasher included: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pnr85m\" data-start=\"2029\" data-end=\"2048\"\u003e\n\u003cp data-start=\"2031\" data-end=\"2048\"\u003eReach: 24.94 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5tphr9\" data-start=\"2049\" data-end=\"2068\"\u003e\n\u003cp data-start=\"2051\" data-end=\"2068\"\u003eHex size: 16 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"2069\" data-end=\"2091\"\u003e\n\u003cp data-start=\"2071\" data-end=\"2091\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gwnm18\" data-start=\"2092\" data-end=\"2117\"\u003e\n\u003cp data-start=\"2094\" data-end=\"2117\"\u003eResistance: 4000 ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vplehv\" data-start=\"2118\" data-end=\"2144\"\u003e\n\u003cp data-start=\"2120\" data-end=\"2144\"\u003ePre-gap size: 1.016 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"e3s6de\" data-start=\"2145\" data-end=\"2176\"\u003e\n\u003cp data-start=\"2147\" data-end=\"2176\"\u003eManufacturer heat range: 11\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sjdq26\" data-start=\"2177\" data-end=\"2208\"\u003e\n\u003cp data-start=\"2179\" data-end=\"2208\"\u003eInsulator material: Ceramic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"2209\" data-end=\"2246\"\u003e\n\u003cp data-start=\"2211\" data-end=\"2246\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11yt6xq\" data-start=\"2247\" data-end=\"2294\"\u003e\n\u003cp data-start=\"2249\" data-end=\"2294\"\u003eCenter electrode projection: Mid projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"2295\" data-end=\"2342\"\u003e\n\u003cp data-start=\"2297\" data-end=\"2342\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vb0oei\" data-start=\"2343\" data-end=\"2357\"\u003e\n\u003cp data-start=\"2345\" data-end=\"2357\"\u003eSkirt: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":46280479408327,"sku":"ELE1925","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-11142247_bdd1501a-9293-4e4b-ae2e-2f18c5c0dd3f.png?v=1773265264","url":"https:\/\/mainstreeteshop.com\/products\/autolite-double-platinum-spark-plug-app5263","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}