{"product_id":"champion-7426-spark-plug","title":"Champion 7426 Spark Plug","description":"\u003ch2\u003eChampion Double Platinum Power 7426 Spark Plug\u003c\/h2\u003e\u003cp\u003eChampion Double Platinum Power 7426 is a platinum spark plug built for direct-fit applications that call for a 0.028 in. gap and a flat seat design. It is listed for a wide range of Mercedes-Benz and Mini models, including Mercedes-Benz SL550, E350, S550, and Mini Cooper applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePlatinum center electrode tip and platinum ground electrode core for long service life\u003c\/li\u003e\n\u003cli\u003eHeat-Active alloy helps maintain sharper spark focus under operating heat\u003c\/li\u003e\n\u003cli\u003ePre-gapped to 0.028 in. \/ 0.7 mm\u003c\/li\u003e\n\u003cli\u003eResistor design for stable ignition performance\u003c\/li\u003e\n\u003cli\u003eFlat seat with 1.043 in. reach and non-removable nut terminal\u003c\/li\u003e\n\u003cli\u003eBi-hex 14 mm \/ 0.546 in. hex size for service access\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details\u003c\/h2\u003e\u003cp\u003eChampion Double Platinum Power plugs are built around a platinum-on-platinum electrode design. The fine-wire center electrode and platinum pad ground electrode are used to support consistent spark targeting and extended wear characteristics in demanding ignition systems.\u003c\/p\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 7426 is a Champion spark plug engineered for secondary ignition systems that specify a platinum plug with a 0.028 in. gap. The Heat-Active alloy construction is paired with a platinum fine-wire center electrode and platinum ground electrode pad to promote focused spark delivery and durable operation. This plug cross-references Monroe Shocks \u0026amp; Struts (e.g., 5843) for the same application.\u003c\/p\u003e\u003cp\u003eCompatible With Mercedes-Benz and Mini fitments including 2013-2020 Mercedes-Benz SL550, 2012-2017 Mercedes-Benz E550, 2012-2016 Mercedes-Benz E350, 2011-2017 Mercedes-Benz S63 AMG, 2009-2015 Mini Cooper, and 2011-2016 Mini Cooper Countryman. The part number 7426 is also referenced in OE-style applications such as Mercedes-Benz SL63 AMG, GLE350, and CLS550 listings.\u003c\/p\u003e\u003ch2\u003eCommon Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing worn spark plugs that can cause rough idle\u003c\/li\u003e\n\u003cli\u003eAddressing misfire codes tied to ignition wear\u003c\/li\u003e\n\u003cli\u003eRestoring cold-start and throttle response performance\u003c\/li\u003e\n\u003cli\u003eCorrecting spark plug gap-related drivability issues\u003c\/li\u003e\n\u003cli\u003eServicing platinum plug applications in Mercedes-Benz and Mini engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the engine application against the vehicle’s service information before installation. Confirm the specified 0.028 in. gap, flat seat style, reach, and terminal type match the original plug requirement. Use proper spark plug service procedures to avoid thread damage and ensure correct torque.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eChampion’s Double Platinum Power line uses platinum electrode materials and a resistor design to support consistent ignition performance in approved applications. Part number 7426 is cataloged with confirmed fitment data for Mercedes-Benz and Mini models across 2009-2020 model years.\u003c\/p\u003e","brand":"Champion","offers":[{"title":"Default Title","offer_id":52832311705781,"sku":"BBKH-7426","price":21.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CS_7426_Fro.jpg?v=1784696633","url":"https:\/\/www.partcatalog.com\/products\/champion-7426-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}