{"product_id":"champion-4018-spark-plug","title":"Champion 4018 Spark Plug","description":"\u003ch2 data-section-id=\"rmw5tv\" data-start=\"203\" data-end=\"217\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"218\" data-end=\"583\"\u003eThe \u003cstrong data-start=\"222\" data-end=\"250\"\u003eChampion 4018 Spark Plug\u003c\/strong\u003e is engineered to deliver dependable ignition performance and consistent combustion in a wide range of engine applications. Featuring a \u003cstrong data-start=\"386\" data-end=\"413\"\u003enickel center electrode\u003c\/strong\u003e with a \u003cstrong data-start=\"421\" data-end=\"451\"\u003eprojected electrode design\u003c\/strong\u003e, this spark plug positions the spark closer to the air-fuel mixture to help promote efficient ignition and stable engine operation.\u003c\/p\u003e\n\u003cp data-start=\"585\" data-end=\"815\"\u003eThe spark plug includes a \u003cstrong data-start=\"611\" data-end=\"630\"\u003eresistor design\u003c\/strong\u003e to help reduce electrical interference while maintaining reliable spark delivery. Its durable \u003cstrong data-start=\"725\" data-end=\"752\"\u003enickel ground electrode\u003c\/strong\u003e supports consistent wear and dependable performance over time.\u003c\/p\u003e\n\u003cp data-start=\"817\" data-end=\"1088\"\u003eDesigned with a \u003cstrong data-start=\"833\" data-end=\"858\"\u003e14 mm thread diameter\u003c\/strong\u003e, \u003cstrong data-start=\"860\" data-end=\"875\"\u003e18 mm reach\u003c\/strong\u003e, and \u003cstrong data-start=\"881\" data-end=\"911\"\u003etapered seat configuration\u003c\/strong\u003e, the Champion 4018 provides proper installation and sealing in compatible engines. A \u003cstrong data-start=\"997\" data-end=\"1023\"\u003eremovable nut terminal\u003c\/strong\u003e allows for flexible connection with various ignition wire types.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"1090\" data-end=\"1101\"\u003eFeatures\u003c\/h2\u003e\n\u003cul data-start=\"1102\" data-end=\"1506\"\u003e\n\u003cli data-section-id=\"1tkrra8\" data-start=\"1102\" data-end=\"1169\"\u003e\n\u003cp data-start=\"1104\" data-end=\"1169\"\u003e\u003cstrong data-start=\"1104\" data-end=\"1131\"\u003eNickel center electrode\u003c\/strong\u003e for dependable ignition performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1msl26m\" data-start=\"1170\" data-end=\"1235\"\u003e\n\u003cp data-start=\"1172\" data-end=\"1235\"\u003e\u003cstrong data-start=\"1172\" data-end=\"1202\"\u003eProjected electrode design\u003c\/strong\u003e improves combustion efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"iq8v6m\" data-start=\"1236\" data-end=\"1300\"\u003e\n\u003cp data-start=\"1238\" data-end=\"1300\"\u003e\u003cstrong data-start=\"1238\" data-end=\"1261\"\u003eResistor spark plug\u003c\/strong\u003e helps reduce electrical interference\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11ko7tt\" data-start=\"1301\" data-end=\"1373\"\u003e\n\u003cp data-start=\"1303\" data-end=\"1373\"\u003e\u003cstrong data-start=\"1303\" data-end=\"1330\"\u003eNickel ground electrode\u003c\/strong\u003e supports durability and consistent spark\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"p6kbgf\" data-start=\"1374\" data-end=\"1445\"\u003e\n\u003cp data-start=\"1376\" data-end=\"1445\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1402\"\u003eRemovable nut terminal\u003c\/strong\u003e allows flexible ignition wire connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gdzm5h\" data-start=\"1446\" data-end=\"1506\"\u003e\n\u003cp data-start=\"1448\" data-end=\"1506\"\u003eDesigned for reliable \u003cstrong data-start=\"1470\" data-end=\"1506\"\u003estandard replacement performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1508\" data-end=\"1525\"\u003eSpecifications\u003c\/h2\u003e\n\u003cul data-start=\"1526\" data-end=\"2002\"\u003e\n\u003cli data-section-id=\"9ty3qu\" data-start=\"1526\" data-end=\"1545\"\u003e\n\u003cp data-start=\"1528\" data-end=\"1545\"\u003eBrand: Champion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"528dl7\" data-start=\"1546\" data-end=\"1567\"\u003e\n\u003cp data-start=\"1548\" data-end=\"1567\"\u003ePart Number: 4018\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"132rwse\" data-start=\"1568\" data-end=\"1594\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1594\"\u003eThread Diameter: 14 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"nfzpya\" data-start=\"1595\" data-end=\"1620\"\u003e\n\u003cp data-start=\"1597\" data-end=\"1620\"\u003eThread Pitch: 1.25 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1sl50u2\" data-start=\"1621\" data-end=\"1643\"\u003e\n\u003cp data-start=\"1623\" data-end=\"1643\"\u003eSeat Type: Tapered\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"k6wxcw\" data-start=\"1644\" data-end=\"1671\"\u003e\n\u003cp data-start=\"1646\" data-end=\"1671\"\u003eReach: 18 mm (0.709 in)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dbnukh\" data-start=\"1672\" data-end=\"1700\"\u003e\n\u003cp data-start=\"1674\" data-end=\"1700\"\u003eHex Size: 5\/8 in (16 mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17mf8fc\" data-start=\"1701\" data-end=\"1733\"\u003e\n\u003cp data-start=\"1703\" data-end=\"1733\"\u003eTerminal Type: Removable Nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"l1rkc3\" data-start=\"1734\" data-end=\"1771\"\u003e\n\u003cp data-start=\"1736\" data-end=\"1771\"\u003eCenter Electrode Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x2o8n1\" data-start=\"1772\" data-end=\"1807\"\u003e\n\u003cp data-start=\"1774\" data-end=\"1807\"\u003eCenter Electrode Type: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"h4r3xu\" data-start=\"1808\" data-end=\"1841\"\u003e\n\u003cp data-start=\"1810\" data-end=\"1841\"\u003eCenter Electrode Size: 2.5 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kfgtss\" data-start=\"1842\" data-end=\"1877\"\u003e\n\u003cp data-start=\"1844\" data-end=\"1877\"\u003eElectrode Projection: Projected\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"goyqgt\" data-start=\"1878\" data-end=\"1915\"\u003e\n\u003cp data-start=\"1880\" data-end=\"1915\"\u003eGround Electrode Material: Nickel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9eae43\" data-start=\"1916\" data-end=\"1951\"\u003e\n\u003cp data-start=\"1918\" data-end=\"1951\"\u003eGround Electrode Type: Standard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1tcgx5m\" data-start=\"1952\" data-end=\"1984\"\u003e\n\u003cp data-start=\"1954\" data-end=\"1984\"\u003eGround Electrode Quantity: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1k8b2y2\" data-start=\"1985\" data-end=\"2002\"\u003e\n\u003cp data-start=\"1987\" data-end=\"2002\"\u003eResistor: Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2004\" data-end=\"2029\"\u003e\u003cstrong data-start=\"2004\" data-end=\"2029\"\u003eTorque Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2030\" data-end=\"2108\"\u003e\n\u003cli data-section-id=\"hmeoae\" data-start=\"2030\" data-end=\"2069\"\u003e\n\u003cp data-start=\"2032\" data-end=\"2069\"\u003eCast Iron Cylinder Head: 7–15 lb-ft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9ui3er\" data-start=\"2070\" data-end=\"2108\"\u003e\n\u003cp data-start=\"2072\" data-end=\"2108\"\u003eAluminum Cylinder Head: 7–15 lb-ft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2110\" data-end=\"2136\"\u003e\u003cstrong data-start=\"2110\" data-end=\"2136\"\u003eAdditional Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2137\" data-end=\"2195\"\u003e\n\u003cli data-section-id=\"63tupe\" data-start=\"2137\" data-end=\"2150\"\u003e\n\u003cp data-start=\"2139\" data-end=\"2150\"\u003eSKU: 4018\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dulhz7\" data-start=\"2151\" data-end=\"2175\"\u003e\n\u003cp data-start=\"2153\" data-end=\"2175\"\u003eItem Number: CHA4018\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9ty3qu\" data-start=\"2176\" data-end=\"2195\"\u003e\n\u003cp data-start=\"2178\" data-end=\"2195\"\u003eBrand: Champion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CHAMPION","offers":[{"title":"Default Title","offer_id":46285556809927,"sku":"ELE1969","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-03-12142214.png?v=1773350404","url":"https:\/\/mainstreeteshop.com\/products\/champion-4018-spark-plug","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}