{"product_id":"autolite-copper-spark-plug-255","title":"Autolite Copper Spark Plug – 255","description":"\u003cp data-start=\"111\" data-end=\"440\"\u003e\u003cstrong data-start=\"111\" data-end=\"127\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"127\" data-end=\"130\"\u003eThe Autolite 255 Copper Spark Plug is designed to provide dependable ignition performance, quick engine starts, and consistent power. Built with a copper core center electrode, this spark plug offers excellent thermal conductivity, helping maintain proper operating temperatures and reduce the risk of fouling.\u003c\/p\u003e\n\u003cp data-start=\"442\" data-end=\"816\"\u003eHigh nickel alloy center and ground electrodes help extend spark plug life while maintaining reliable spark delivery. The multi-rib high alumina ceramic insulator improves electrical insulation and heat dissipation for enhanced durability and stable performance. A corrosion-resistant nickel-plated shell protects against rust and wear, helping ensure long-term reliability.\u003c\/p\u003e\n\u003cp data-start=\"818\" data-end=\"1008\"\u003eAutolite copper spark plugs are engineered to deliver reliable performance for many gasoline engines, making them a trusted replacement choice for routine maintenance and engine performance.\u003c\/p\u003e\n\u003cp data-start=\"1010\" data-end=\"1023\"\u003e\u003cstrong data-start=\"1010\" data-end=\"1023\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1025\" data-end=\"1397\"\u003e\n\u003cli data-section-id=\"50w2va\" data-start=\"1025\" data-end=\"1103\"\u003e\n\u003cp data-start=\"1027\" data-end=\"1103\"\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=\"1104\" data-end=\"1182\"\u003e\n\u003cp data-start=\"1106\" data-end=\"1182\"\u003eHigh nickel alloy center and ground electrodes help extend spark plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1whbnrz\" data-start=\"1183\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1185\" data-end=\"1260\"\u003eMulti-rib ceramic insulator improves electrical insulation and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"iw4xir\" data-start=\"1261\" data-end=\"1331\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1331\"\u003eNickel-plated shell helps resist corrosion and extend service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j9mhs4\" data-start=\"1332\" data-end=\"1397\"\u003e\n\u003cp data-start=\"1334\" data-end=\"1397\"\u003eDesigned for quick starts and dependable ignition performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1399\" data-end=\"1426\"\u003e\u003cstrong data-start=\"1399\" data-end=\"1426\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1428\" data-end=\"2227\"\u003e\n\u003cli data-section-id=\"q6pqvo\" data-start=\"1428\" data-end=\"1448\"\u003e\n\u003cp data-start=\"1430\" data-end=\"1448\"\u003ePart number: 255\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t1nkhe\" data-start=\"1449\" data-end=\"1468\"\u003e\n\u003cp data-start=\"1451\" data-end=\"1468\"\u003eBrand: Autolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9pckcv\" data-start=\"1469\" data-end=\"1504\"\u003e\n\u003cp data-start=\"1471\" data-end=\"1504\"\u003eProduct type: Copper spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1505\" data-end=\"1547\"\u003e\n\u003cp data-start=\"1507\" data-end=\"1547\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13xlloe\" data-start=\"1548\" data-end=\"1589\"\u003e\n\u003cp data-start=\"1550\" data-end=\"1589\"\u003eCenter electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1590\" data-end=\"1632\"\u003e\n\u003cp data-start=\"1592\" data-end=\"1632\"\u003eGround electrode core material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1633\" data-end=\"1674\"\u003e\n\u003cp data-start=\"1635\" data-end=\"1674\"\u003eGround electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x9kiqi\" data-start=\"1675\" data-end=\"1717\"\u003e\n\u003cp data-start=\"1677\" data-end=\"1717\"\u003eGround electrode configuration: Single\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1718\" data-end=\"1750\"\u003e\n\u003cp data-start=\"1720\" data-end=\"1750\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1751\" data-end=\"1777\"\u003e\n\u003cp data-start=\"1753\" data-end=\"1777\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9aw9i6\" data-start=\"1778\" data-end=\"1805\"\u003e\n\u003cp data-start=\"1780\" data-end=\"1805\"\u003eThread size: M14 × 1.25\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"163h8t2\" data-start=\"1806\" data-end=\"1825\"\u003e\n\u003cp data-start=\"1808\" data-end=\"1825\"\u003eSeat type: Flat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1f28dx\" data-start=\"1826\" data-end=\"1854\"\u003e\n\u003cp data-start=\"1828\" data-end=\"1854\"\u003eWasher type: Flat washer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gbvvjz\" data-start=\"1855\" data-end=\"1879\"\u003e\n\u003cp data-start=\"1857\" data-end=\"1879\"\u003eWasher included: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b17quu\" data-start=\"1880\" data-end=\"1895\"\u003e\n\u003cp data-start=\"1882\" data-end=\"1895\"\u003eReach: 9 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"prjiy5\" data-start=\"1896\" data-end=\"1916\"\u003e\n\u003cp data-start=\"1898\" data-end=\"1916\"\u003eHex size: 3\/4 in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jsvf8c\" data-start=\"1917\" data-end=\"1938\"\u003e\n\u003cp data-start=\"1919\" data-end=\"1938\"\u003eResistor type: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lbkpxm\" data-start=\"1939\" data-end=\"1960\"\u003e\n\u003cp data-start=\"1941\" data-end=\"1960\"\u003eResistance: 1 ohm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1c1syj1\" data-start=\"1961\" data-end=\"1985\"\u003e\n\u003cp data-start=\"1963\" data-end=\"1985\"\u003ePre-gap size: 0.8 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17h5pne\" data-start=\"1986\" data-end=\"2016\"\u003e\n\u003cp data-start=\"1988\" data-end=\"2016\"\u003eManufacturer heat range: 8\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sjdq26\" data-start=\"2017\" data-end=\"2048\"\u003e\n\u003cp data-start=\"2019\" data-end=\"2048\"\u003eInsulator material: Ceramic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i5kqss\" data-start=\"2049\" data-end=\"2076\"\u003e\n\u003cp data-start=\"2051\" data-end=\"2076\"\u003eInsulator height: 40 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"2077\" data-end=\"2114\"\u003e\n\u003cp data-start=\"2079\" data-end=\"2114\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"i088to\" data-start=\"2115\" data-end=\"2164\"\u003e\n\u003cp data-start=\"2117\" data-end=\"2164\"\u003eCenter electrode projection: Short projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"2165\" data-end=\"2212\"\u003e\n\u003cp data-start=\"2167\" data-end=\"2212\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vb0oei\" data-start=\"2213\" data-end=\"2227\"\u003e\n\u003cp data-start=\"2215\" data-end=\"2227\"\u003eSkirt: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":46275561980103,"sku":"ELE1878","price":4.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-10152103_a4598d6a-79a2-4a99-b4d1-c2855aa93820.png?v=1773181314","url":"https:\/\/mainstreeteshop.com\/products\/autolite-copper-spark-plug-255","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}