{"product_id":"champion-copper-plus-spark-plug-978","title":"Champion Copper Plus Spark Plug 978","description":"\u003cdiv\u003e\n\u003cp\u003eThe Champion Copper Plus Spark Plug 978 is built for dependable ignition and consistent performance, leveraging Champion’s trusted Copper Plus technology. Designed for engines that require a copper-core spark plug, this unit delivers efficient heat transfer, stable firing, and reliable starting power when you need it most.\u003c\/p\u003e \u003ch3\u003eWhy the Copper Plus 978 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCopper core for rapid heat transfer\u003c\/strong\u003e and strong ignition performance across a wide operating range.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFactory gap of 0.025 inches\u003c\/strong\u003e provides a ready-to-install, drop-in replacement that helps restore smooth idle and crisp throttle response.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust construction\u003c\/strong\u003e with a durable electrode design and corrosion-resistant shell to withstand typical engine vibrations and environment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSingle-unit packaging\u003c\/strong\u003e in a boxed presentation ensures safe shipping and simple stocking for shop or home maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug number 978\u003c\/strong\u003e clearly identifies this exact Champion Copper Plus variant for precision replacements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and who benefits\u003c\/h3\u003e\n\u003cp\u003eThe Champion Copper Plus Spark Plug 978 is an excellent choice for DIY enthusiasts and professional mechanics tackling routine maintenance, tune-ups, and restorations on engines that specify a 978 Copper Plus plug. If your engine calls for a reliable, easy-to-install spark plug with proven conductance and consistent ignition, this is a straightforward, high-value replacement.\u003c\/p\u003e \u003ch3\u003ePerformance and practical benefits\u003c\/h3\u003e\n\u003cp\u003eReplacing worn or fouled plugs with the Copper Plus 978 can lead to:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMore reliable starts, especially in variable temperatures\u003c\/li\u003e \u003cli\u003eSmoother idle and reduced misfires from a consistent spark\u003c\/li\u003e \u003cli\u003eBetter fuel atomization and steady combustion, contributing to improved throttle response\u003c\/li\u003e \u003cli\u003eLonger-lasting performance in typical operating conditions thanks to rugged construction\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cp\u003eFor the best results with the Champion Copper Plus Spark Plug 978:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure your engine requires a 978 Copper Plus plug and a 0.025 inch gap.\u003c\/li\u003e \u003cli\u003eTorque to the manufacturer’s specifications to avoid over-tightening or under-seating.\u003c\/li\u003e \u003cli\u003eInspect the threads and seating surface before installation to prevent cross-threading or poor grounding.\u003c\/li\u003e \u003cli\u003eReplace only with a single, properly gapped plug to maintain even firing and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Champion","offers":[{"title":"Default Title","offer_id":52192545931538,"sku":"7025345","price":7.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/7025345_A.eps_High.jpg?v=1776030000","url":"https:\/\/nationalhardwaregroup.com\/products\/champion-copper-plus-spark-plug-978","provider":"National Hardware Group","version":"1.0","type":"link"}