{"product_id":"acdelco-professional-spark-plug-r44lts","title":"ACDelco Professional Spark Plug – R44LTS","description":"\u003cp data-start=\"125\" data-end=\"451\"\u003e\u003cstrong data-start=\"125\" data-end=\"141\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"141\" data-end=\"144\"\u003eThe ACDelco R44LTS Professional Spark Plug is designed to provide reliable ignition performance and efficient engine operation. Built with a copper core center electrode, this spark plug helps improve heat transfer and maintain proper operating temperatures, supporting consistent combustion and durability.\u003c\/p\u003e\n\u003cp data-start=\"453\" data-end=\"725\"\u003eA Black Onyx coating helps protect against corrosion, while the ribbed suppressor seal helps prevent spark flashover and misfires. Nickel-chrome alloy sheathing helps protect the center electrode from corrosion and wear, ensuring dependable ignition performance over time.\u003c\/p\u003e\n\u003cp data-start=\"727\" data-end=\"956\"\u003eACDelco Professional spark plugs are premium aftermarket replacements manufactured to meet expectations for fit, form, and function across a wide range of vehicles. They can also be suitable for select marine engine applications.\u003c\/p\u003e\n\u003cp data-start=\"958\" data-end=\"971\"\u003e\u003cstrong data-start=\"958\" data-end=\"971\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"973\" data-end=\"1377\"\u003e\n\u003cli data-section-id=\"1ks2lys\" data-start=\"973\" data-end=\"1043\"\u003e\n\u003cp data-start=\"975\" data-end=\"1043\"\u003eCopper core center electrode improves heat transfer and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vk1c98\" data-start=\"1044\" data-end=\"1089\"\u003e\n\u003cp data-start=\"1046\" data-end=\"1089\"\u003eBlack Onyx coating helps reduce corrosion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13sra57\" data-start=\"1090\" data-end=\"1159\"\u003e\n\u003cp data-start=\"1092\" data-end=\"1159\"\u003eRibbed suppressor seal helps prevent spark flashover and misfires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xnxuq2\" data-start=\"1160\" data-end=\"1238\"\u003e\n\u003cp data-start=\"1162\" data-end=\"1238\"\u003eNickel-chrome alloy sheathing protects the center electrode from corrosion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"19dasu1\" data-start=\"1239\" data-end=\"1295\"\u003e\n\u003cp data-start=\"1241\" data-end=\"1295\"\u003eResistor design helps reduce electrical interference\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ubzlyt\" data-start=\"1296\" data-end=\"1377\"\u003e\n\u003cp data-start=\"1298\" data-end=\"1377\"\u003eReliable replacement spark plug for automotive and select marine applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1379\" data-end=\"1406\"\u003e\u003cstrong data-start=\"1379\" data-end=\"1406\"\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1408\" data-end=\"2098\"\u003e\n\u003cli data-section-id=\"2y2me7\" data-start=\"1408\" data-end=\"1431\"\u003e\n\u003cp data-start=\"1410\" data-end=\"1431\"\u003ePart number: R44LTS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1cbl41r\" data-start=\"1432\" data-end=\"1470\"\u003e\n\u003cp data-start=\"1434\" data-end=\"1470\"\u003eProduct line: ACDelco Professional\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x3vjbp\" data-start=\"1471\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1473\" data-end=\"1513\"\u003eCenter electrode core material: Copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ldp2q6\" data-start=\"1514\" data-end=\"1557\"\u003e\n\u003cp data-start=\"1516\" data-end=\"1557\"\u003eCenter electrode tip material: Platinum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3c37w7\" data-start=\"1558\" data-end=\"1595\"\u003e\n\u003cp data-start=\"1560\" data-end=\"1595\"\u003eCenter electrode design: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t9w8zf\" data-start=\"1596\" data-end=\"1640\"\u003e\n\u003cp data-start=\"1598\" data-end=\"1640\"\u003eGround electrode configuration: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"55pk7u\" data-start=\"1641\" data-end=\"1673\"\u003e\n\u003cp data-start=\"1643\" data-end=\"1673\"\u003eGround electrode quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cdddk6\" data-start=\"1674\" data-end=\"1710\"\u003e\n\u003cp data-start=\"1676\" data-end=\"1710\"\u003eThread diameter: 14 mm (0.55 in)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vqolju\" data-start=\"1711\" data-end=\"1733\"\u003e\n\u003cp data-start=\"1713\" data-end=\"1733\"\u003eSeat type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9xcvxy\" data-start=\"1734\" data-end=\"1763\"\u003e\n\u003cp data-start=\"1736\" data-end=\"1763\"\u003eReach: 0.68 in (17.25 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"19mnelo\" data-start=\"1764\" data-end=\"1795\"\u003e\n\u003cp data-start=\"1766\" data-end=\"1795\"\u003eHex size: 5\/8 in (15.88 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dujk1e\" data-start=\"1796\" data-end=\"1818\"\u003e\n\u003cp data-start=\"1798\" data-end=\"1818\"\u003eResistor type: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qy2plq\" data-start=\"1819\" data-end=\"1858\"\u003e\n\u003cp data-start=\"1821\" data-end=\"1858\"\u003eApproximate resistor value: 2–12 kΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pj2skr\" data-start=\"1859\" data-end=\"1894\"\u003e\n\u003cp data-start=\"1861\" data-end=\"1894\"\u003ePre-gap size: 0.04 in (1.12 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17h5mae\" data-start=\"1895\" data-end=\"1925\"\u003e\n\u003cp data-start=\"1897\" data-end=\"1925\"\u003eManufacturer heat range: 4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vddt5q\" data-start=\"1926\" data-end=\"1955\"\u003e\n\u003cp data-start=\"1928\" data-end=\"1955\"\u003eInsulator material: ES703\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1g53m7t\" data-start=\"1956\" data-end=\"1996\"\u003e\n\u003cp data-start=\"1958\" data-end=\"1996\"\u003eInsulator height: 2.03 in (51.46 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1b7wdfo\" data-start=\"1997\" data-end=\"2044\"\u003e\n\u003cp data-start=\"1999\" data-end=\"2044\"\u003eElectrical terminal type: Non-removable nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"xksijm\" data-start=\"2045\" data-end=\"2068\"\u003e\n\u003cp data-start=\"2047\" data-end=\"2068\"\u003ePackage quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1o96sia\" data-start=\"2069\" data-end=\"2098\"\u003e\n\u003cp data-start=\"2071\" data-end=\"2098\"\u003eCountry of origin: Mexico\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":46274435317959,"sku":"ELE1856","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-10093659.png?v=1773160503","url":"https:\/\/mainstreeteshop.com\/products\/acdelco-professional-spark-plug-r44lts","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}