{"product_id":"autolite-copper-spark-plug-3926","title":"Autolite Copper Spark Plug – 3926","description":"\u003cp data-start=\"112\" data-end=\"403\"\u003e\u003cstrong data-start=\"112\" data-end=\"128\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"128\" data-end=\"131\"\u003eThe Autolite 3926 Copper Spark Plug is engineered to provide dependable ignition performance, quick starts, and consistent engine power. Its copper core center electrode enhances heat transfer to help maintain optimal operating temperatures and reduce the risk of fouling.\u003c\/p\u003e\n\u003cp data-start=\"405\" data-end=\"816\"\u003eHigh nickel alloy center and ground electrodes provide improved durability and long service life while maintaining reliable spark delivery. The multi-rib high alumina ceramic insulator enhances electrical insulation and heat dissipation, helping ensure stable performance under demanding conditions. A corrosion-resistant nickel-plated shell protects against rust and wear, contributing to long-term durability.\u003c\/p\u003e\n\u003cp data-start=\"818\" data-end=\"970\"\u003eAutolite copper spark plugs are designed as reliable replacements for many gasoline engines, helping maintain smooth operation and efficient combustion.\u003c\/p\u003e\n\u003cp data-start=\"972\" data-end=\"985\"\u003e\u003cstrong data-start=\"972\" data-end=\"985\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"987\" data-end=\"1356\"\u003e\n\u003cli data-section-id=\"50w2va\" data-start=\"987\" data-end=\"1065\"\u003e\n\u003cp data-start=\"989\" data-end=\"1065\"\u003eCopper core center electrode improves heat transfer and fouling resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13rtlpe\" data-start=\"1066\" data-end=\"1144\"\u003e\n\u003cp data-start=\"1068\" data-end=\"1144\"\u003eHigh nickel alloy center and ground electrodes help extend spark plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"k4ieso\" data-start=\"1145\" data-end=\"1220\"\u003e\n\u003cp data-start=\"1147\" data-end=\"1220\"\u003eMulti-rib ceramic insulator improves insulation and structural strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gn365x\" data-start=\"1221\" data-end=\"1290\"\u003e\n\u003cp data-start=\"1223\" data-end=\"1290\"\u003eNickel-plated shell helps resist corrosion and improve durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j9mhs4\" data-start=\"1291\" data-end=\"1356\"\u003e\n\u003cp data-start=\"1293\" data-end=\"1356\"\u003eDesigned for quick starts and dependable ignition performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1358\" data-end=\"1385\"\u003e\u003cstrong data-start=\"1358\" data-end=\"1385\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1387\" data-end=\"2172\"\u003e\n\u003cli data-section-id=\"dvrgtk\" data-start=\"1387\" data-end=\"1408\"\u003e\n\u003cp data-start=\"1389\" data-end=\"1408\"\u003ePart number: 3926\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t1nkhe\" data-start=\"1409\" data-end=\"1428\"\u003e\n\u003cp data-start=\"1411\" data-end=\"1428\"\u003eBrand: Autolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9pckcv\" data-start=\"1429\" data-end=\"1464\"\u003e\n\u003cp data-start=\"1431\" data-end=\"1464\"\u003eProduct type: Copper spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1465\" data-end=\"1507\"\u003e\n\u003cp data-start=\"1467\" data-end=\"1507\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13xlloe\" data-start=\"1508\" data-end=\"1549\"\u003e\n\u003cp data-start=\"1510\" data-end=\"1549\"\u003eCenter electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1550\" data-end=\"1592\"\u003e\n\u003cp data-start=\"1552\" data-end=\"1592\"\u003eGround electrode core material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1593\" data-end=\"1634\"\u003e\n\u003cp data-start=\"1595\" data-end=\"1634\"\u003eGround electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x9kiqi\" data-start=\"1635\" data-end=\"1677\"\u003e\n\u003cp data-start=\"1637\" data-end=\"1677\"\u003eGround electrode configuration: Single\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1678\" data-end=\"1710\"\u003e\n\u003cp data-start=\"1680\" data-end=\"1710\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1711\" data-end=\"1737\"\u003e\n\u003cp data-start=\"1713\" data-end=\"1737\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"163h8t2\" data-start=\"1738\" data-end=\"1757\"\u003e\n\u003cp data-start=\"1740\" data-end=\"1757\"\u003eSeat type: Flat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gbvvjz\" data-start=\"1758\" data-end=\"1782\"\u003e\n\u003cp data-start=\"1760\" data-end=\"1782\"\u003eWasher included: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"palr3o\" data-start=\"1783\" data-end=\"1801\"\u003e\n\u003cp data-start=\"1785\" data-end=\"1801\"\u003eReach: 0.75 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5tphr9\" data-start=\"1802\" data-end=\"1821\"\u003e\n\u003cp data-start=\"1804\" data-end=\"1821\"\u003eHex size: 16 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"1822\" data-end=\"1844\"\u003e\n\u003cp data-start=\"1824\" data-end=\"1844\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gwnm18\" data-start=\"1845\" data-end=\"1870\"\u003e\n\u003cp data-start=\"1847\" data-end=\"1870\"\u003eResistance: 4000 ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17c2gol\" data-start=\"1871\" data-end=\"1898\"\u003e\n\u003cp data-start=\"1873\" data-end=\"1898\"\u003ePre-gap size: 1.1176 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17h5jth\" data-start=\"1899\" data-end=\"1929\"\u003e\n\u003cp data-start=\"1901\" data-end=\"1929\"\u003eManufacturer heat range: 7\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sjdq26\" data-start=\"1930\" data-end=\"1961\"\u003e\n\u003cp data-start=\"1932\" data-end=\"1961\"\u003eInsulator material: Ceramic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"1962\" data-end=\"1999\"\u003e\n\u003cp data-start=\"1964\" data-end=\"1999\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11yt6xq\" data-start=\"2000\" data-end=\"2047\"\u003e\n\u003cp data-start=\"2002\" data-end=\"2047\"\u003eCenter electrode projection: Mid projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t3ibti\" data-start=\"2048\" data-end=\"2109\"\u003e\n\u003cp data-start=\"2050\" data-end=\"2109\"\u003eCenter electrode insulator tip projection: Mid projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"2110\" data-end=\"2157\"\u003e\n\u003cp data-start=\"2112\" data-end=\"2157\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vb0oei\" data-start=\"2158\" data-end=\"2172\"\u003e\n\u003cp data-start=\"2160\" data-end=\"2172\"\u003eSkirt: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":46275619913927,"sku":"ELE1887","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-10152103_dfec8104-04c1-44a8-b6c8-45f400b80f10.png?v=1773182840","url":"https:\/\/mainstreeteshop.com\/products\/autolite-copper-spark-plug-3926","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}