{"product_id":"autolite-platinum-spark-plug-ap103","title":"Autolite Platinum Spark Plug – AP103","description":"\u003cp data-start=\"117\" data-end=\"449\"\u003e\u003cstrong data-start=\"117\" data-end=\"133\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"133\" data-end=\"136\"\u003eThe Autolite AP103 Platinum Spark Plug is engineered to provide dependable ignition performance, smoother engine starts, and improved fuel efficiency. Its platinum center electrode firing tip helps resist gap erosion, maintaining a consistent spark and extending service life compared to conventional spark plugs.\u003c\/p\u003e\n\u003cp data-start=\"451\" data-end=\"875\"\u003eA copper core center electrode enhances heat transfer, helping maintain optimal engine temperatures and improving resistance to fouling. The high alumina ceramic insulator provides excellent electrical insulation and thermal conductivity, supporting stable ignition performance. A multi-rib insulator helps prevent flash-over while the nickel-plated shell resists corrosion and helps extend the durability of the spark plug.\u003c\/p\u003e\n\u003cp data-start=\"877\" data-end=\"1019\"\u003eAutolite platinum spark plugs are designed to deliver reliable ignition and long-lasting performance across many gasoline engine applications.\u003c\/p\u003e\n\u003cp data-start=\"1021\" data-end=\"1034\"\u003e\u003cstrong data-start=\"1021\" data-end=\"1034\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1036\" data-end=\"1433\"\u003e\n\u003cli data-section-id=\"p8cpn5\" data-start=\"1036\" data-end=\"1122\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1122\"\u003ePlatinum center electrode firing tip helps resist gap erosion for longer plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12456ly\" data-start=\"1123\" data-end=\"1198\"\u003e\n\u003cp data-start=\"1125\" data-end=\"1198\"\u003eCopper core center electrode improves heat transfer and reduces fouling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12m31n7\" data-start=\"1199\" data-end=\"1279\"\u003e\n\u003cp data-start=\"1201\" data-end=\"1279\"\u003eMulti-rib ceramic insulator helps prevent flash-over for consistent ignition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ruatd1\" data-start=\"1280\" data-end=\"1359\"\u003e\n\u003cp data-start=\"1282\" data-end=\"1359\"\u003eHigh alumina ceramic insulator enhances durability and thermal conductivity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"l00fff\" data-start=\"1360\" data-end=\"1433\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1433\"\u003eNickel-plated shell helps resist corrosion and extend spark plug life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1435\" data-end=\"1462\"\u003e\u003cstrong data-start=\"1435\" data-end=\"1462\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1464\" data-end=\"2181\"\u003e\n\u003cli data-section-id=\"1g58dgl\" data-start=\"1464\" data-end=\"1486\"\u003e\n\u003cp data-start=\"1466\" data-end=\"1486\"\u003ePart number: AP103\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t1nkhe\" data-start=\"1487\" data-end=\"1506\"\u003e\n\u003cp data-start=\"1489\" data-end=\"1506\"\u003eBrand: Autolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vnl5fm\" data-start=\"1507\" data-end=\"1544\"\u003e\n\u003cp data-start=\"1509\" data-end=\"1544\"\u003eProduct type: Platinum spark plug\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1545\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1547\" data-end=\"1587\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ldp2q6\" data-start=\"1588\" data-end=\"1631\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1631\"\u003eCenter electrode tip material: Platinum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3au8g6\" data-start=\"1632\" data-end=\"1674\"\u003e\n\u003cp data-start=\"1634\" data-end=\"1674\"\u003eGround electrode core material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17jmp0w\" data-start=\"1675\" data-end=\"1716\"\u003e\n\u003cp data-start=\"1677\" data-end=\"1716\"\u003eGround electrode tip material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ibjk3h\" data-start=\"1717\" data-end=\"1749\"\u003e\n\u003cp data-start=\"1719\" data-end=\"1749\"\u003eGround configuration: Single\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1750\" data-end=\"1782\"\u003e\n\u003cp data-start=\"1752\" data-end=\"1782\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r5af6m\" data-start=\"1783\" data-end=\"1809\"\u003e\n\u003cp data-start=\"1785\" data-end=\"1809\"\u003eThread diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqolju\" data-start=\"1810\" data-end=\"1832\"\u003e\n\u003cp data-start=\"1812\" data-end=\"1832\"\u003eSeat type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rfiaup\" data-start=\"1833\" data-end=\"1856\"\u003e\n\u003cp data-start=\"1835\" data-end=\"1856\"\u003eWasher included: No\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j8lq4g\" data-start=\"1857\" data-end=\"1876\"\u003e\n\u003cp data-start=\"1859\" data-end=\"1876\"\u003eReach: 17.25 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5tphr9\" data-start=\"1877\" data-end=\"1896\"\u003e\n\u003cp data-start=\"1879\" data-end=\"1896\"\u003eHex size: 16 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"1897\" data-end=\"1919\"\u003e\n\u003cp data-start=\"1899\" data-end=\"1919\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"lxm15k\" data-start=\"1920\" data-end=\"1942\"\u003e\n\u003cp data-start=\"1922\" data-end=\"1942\"\u003eResistance: 0 ohms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10z8t69\" data-start=\"1943\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1945\" data-end=\"1968\"\u003ePre-gap size: 1.27 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"e3s5kz\" data-start=\"1969\" data-end=\"2000\"\u003e\n\u003cp data-start=\"1971\" data-end=\"2000\"\u003eManufacturer heat range: 10\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sjdq26\" data-start=\"2001\" data-end=\"2032\"\u003e\n\u003cp data-start=\"2003\" data-end=\"2032\"\u003eInsulator material: Ceramic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"2033\" data-end=\"2070\"\u003e\n\u003cp data-start=\"2035\" data-end=\"2070\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11yt6xq\" data-start=\"2071\" data-end=\"2118\"\u003e\n\u003cp data-start=\"2073\" data-end=\"2118\"\u003eCenter electrode projection: Mid projection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"2119\" data-end=\"2166\"\u003e\n\u003cp data-start=\"2121\" data-end=\"2166\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vb0oei\" data-start=\"2167\" data-end=\"2181\"\u003e\n\u003cp data-start=\"2169\" data-end=\"2181\"\u003eSkirt: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AUTOLITE","offers":[{"title":"Default Title","offer_id":46279615545543,"sku":"ELE1905","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-10165800_2f4ca35c-3998-4d62-b19b-53fcc31a9337.png?v=1773255617","url":"https:\/\/mainstreeteshop.com\/products\/autolite-platinum-spark-plug-ap103","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}