{"product_id":"autolite-platinum-spark-plug-ap5426","title":"Autolite Platinum Spark Plug – AP5426","description":"\u003cp data-start=\"118\" data-end=\"456\"\u003e\u003cstrong data-start=\"118\" data-end=\"134\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"134\" data-end=\"137\"\u003eThe Autolite AP5426 Platinum Spark Plug is engineered to deliver reliable ignition performance, smoother engine starts, and improved fuel efficiency. Its platinum center electrode firing tip helps resist gap erosion, maintaining consistent spark delivery and extending service life compared to conventional spark plugs.\u003c\/p\u003e\n\u003cp data-start=\"458\" data-end=\"857\"\u003eThe copper core center electrode enhances heat transfer to maintain optimal operating temperatures and reduce fouling. A high alumina ceramic insulator provides excellent electrical insulation and thermal conductivity, supporting dependable ignition performance. The multi-rib insulator helps prevent flash-over, while the nickel-plated shell offers corrosion resistance for long-lasting durability.\u003c\/p\u003e\n\u003cp data-start=\"859\" data-end=\"1033\"\u003eAutolite platinum spark plugs are designed to provide dependable performance in many gasoline engine applications, helping maintain smooth operation and efficient combustion.\u003c\/p\u003e\n\u003cp data-start=\"1035\" data-end=\"1048\"\u003e\u003cstrong data-start=\"1035\" data-end=\"1048\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1050\" data-end=\"1448\"\u003e\n\u003cli data-section-id=\"f4km4l\" data-start=\"1050\" data-end=\"1143\"\u003e\n\u003cp data-start=\"1052\" data-end=\"1143\"\u003ePlatinum center electrode firing tip helps prevent gap erosion and extend spark plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"50w2va\" data-start=\"1144\" data-end=\"1222\"\u003e\n\u003cp data-start=\"1146\" data-end=\"1222\"\u003eCopper core center electrode improves heat transfer and fouling resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"70dq23\" data-start=\"1223\" data-end=\"1301\"\u003e\n\u003cp data-start=\"1225\" data-end=\"1301\"\u003eMulti-rib ceramic insulator helps prevent flash-over for reliable ignition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"csrduo\" data-start=\"1302\" data-end=\"1377\"\u003e\n\u003cp data-start=\"1304\" data-end=\"1377\"\u003eHigh alumina ceramic insulator enhances durability and heat dissipation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kdg0xk\" data-start=\"1378\" data-end=\"1448\"\u003e\n\u003cp data-start=\"1380\" data-end=\"1448\"\u003eNickel-plated shell helps resist corrosion for longer service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1450\" data-end=\"1477\"\u003e\u003cstrong data-start=\"1450\" data-end=\"1477\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1479\" data-end=\"2206\"\u003e\n\u003cli data-section-id=\"djjj0y\" data-start=\"1479\" data-end=\"1502\"\u003e\n\u003cp data-start=\"1481\" data-end=\"1502\"\u003ePart number: AP5426\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t1nkhe\" data-start=\"1503\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1505\" data-end=\"1522\"\u003eBrand: Autolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vnl5fm\" data-start=\"1523\" data-end=\"1560\"\u003e\n\u003cp data-start=\"1525\" data-end=\"1560\"\u003eProduct type: Platinum spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1561\" data-end=\"1603\"\u003e\n\u003cp data-start=\"1563\" data-end=\"1603\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ldp2q6\" data-start=\"1604\" data-end=\"1647\"\u003e\n\u003cp data-start=\"1606\" data-end=\"1647\"\u003eCenter electrode tip material: Platinum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1648\" data-end=\"1690\"\u003e\n\u003cp data-start=\"1650\" data-end=\"1690\"\u003eGround electrode core material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1691\" data-end=\"1732\"\u003e\n\u003cp data-start=\"1693\" data-end=\"1732\"\u003eGround electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ibjk3h\" data-start=\"1733\" data-end=\"1765\"\u003e\n\u003cp data-start=\"1735\" data-end=\"1765\"\u003eGround configuration: Single\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1766\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1768\" data-end=\"1798\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1799\" data-end=\"1825\"\u003e\n\u003cp data-start=\"1801\" data-end=\"1825\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqolju\" data-start=\"1826\" data-end=\"1848\"\u003e\n\u003cp data-start=\"1828\" data-end=\"1848\"\u003eSeat type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rfiaup\" data-start=\"1849\" data-end=\"1872\"\u003e\n\u003cp data-start=\"1851\" data-end=\"1872\"\u003eWasher included: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pnr85m\" data-start=\"1873\" data-end=\"1892\"\u003e\n\u003cp data-start=\"1875\" data-end=\"1892\"\u003eReach: 24.94 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5tphr9\" data-start=\"1893\" data-end=\"1912\"\u003e\n\u003cp data-start=\"1895\" data-end=\"1912\"\u003eHex size: 16 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"1913\" data-end=\"1935\"\u003e\n\u003cp data-start=\"1915\" data-end=\"1935\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gwnm18\" data-start=\"1936\" data-end=\"1961\"\u003e\n\u003cp data-start=\"1938\" data-end=\"1961\"\u003eResistance: 4000 ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10z8t69\" data-start=\"1962\" data-end=\"1987\"\u003e\n\u003cp data-start=\"1964\" data-end=\"1987\"\u003ePre-gap size: 1.27 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17h5ouz\" data-start=\"1988\" data-end=\"2018\"\u003e\n\u003cp data-start=\"1990\" data-end=\"2018\"\u003eManufacturer heat range: 9\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sjdq26\" data-start=\"2019\" data-end=\"2050\"\u003e\n\u003cp data-start=\"2021\" data-end=\"2050\"\u003eInsulator material: Ceramic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"2051\" data-end=\"2088\"\u003e\n\u003cp data-start=\"2053\" data-end=\"2088\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vcym83\" data-start=\"2089\" data-end=\"2143\"\u003e\n\u003cp data-start=\"2091\" data-end=\"2143\"\u003eCenter electrode projection: Extra-long projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"2144\" data-end=\"2191\"\u003e\n\u003cp data-start=\"2146\" data-end=\"2191\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vb0oei\" data-start=\"2192\" data-end=\"2206\"\u003e\n\u003cp data-start=\"2194\" data-end=\"2206\"\u003eSkirt: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":46280429076679,"sku":"ELE1917","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-10165800_90a25e46-2a30-4dea-8297-0a70af9701e1.png?v=1773263427","url":"https:\/\/mainstreeteshop.com\/products\/autolite-platinum-spark-plug-ap5426","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}