{"product_id":"c7-corvette-grand-sport-ngk-g-power-spark-plugs-lt1","title":"C7 Corvette Grand Sport NGK G-Power Spark Plugs - LT1","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/cca-9-99-shipping-performance-banner-v2.2.png?v=1784322136\" alt=\"CCA $9.99 shipping - Continental U.S.\" width=\"1458\" height=\"240\" style=\"display:block;width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eNGK G-Power LTR5GP Platinum Spark Plugs for C7 Corvette Grand Sport\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNGK G-Power LTR5GP platinum spark plugs\u003c\/strong\u003e, \u003cstrong\u003estock number 5019\u003c\/strong\u003e, fit the \u003cstrong\u003e2017–2019 C7 Corvette Grand Sport\u003c\/strong\u003e with its stock \u003cstrong\u003eLT1 6.2L naturally aspirated V8\u003c\/strong\u003e. Each order includes \u003cstrong\u003eeight spark plugs supplied as two manufacturer four-packs\u003c\/strong\u003e, providing a complete set for V8 spark-plug replacement.\u003c\/p\u003e\n\u003cp\u003eThe Grand Sport combines its wide-body chassis with a \u003cstrong\u003enaturally aspirated LT1\u003c\/strong\u003e, so engine identity is the right starting point for plug selection. G-Power’s fine platinum tip supports ignitability, while its copper core carries heat away from the firing end. The complete set gives you matching platinum firing tips throughout the engine for a planned ignition refresh. Service all eight cylinders together, then inspect the separate plug wires and boots before reconnecting them.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct identity:\u003c\/strong\u003e NGK 5019, design code LTR5GP, G-Power platinum spark plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter electrode:\u003c\/strong\u003e Single platinum tip with a 0.6 mm fine-wire design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupporting construction:\u003c\/strong\u003e Trapezoidal ground electrode, 98% pure copper core and high-grade alumina silicate ceramic insulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService quantity:\u003c\/strong\u003e Eight matching plugs; two four-packs supplied per order.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded components:\u003c\/strong\u003e Spark plugs only. Ignition coils, plug wires and installation tools are separate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocused ignition:\u003c\/strong\u003e The fine platinum tip supports ignitability with a concentrated spark.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLess flame quenching:\u003c\/strong\u003e The ground-electrode shape limits interference with the developing flame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal management:\u003c\/strong\u003e The copper core helps dissipate firing-end heat; the ceramic electrically insulates the plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne complete service order:\u003c\/strong\u003e The eight-plug quantity avoids accidentally buying only half the set your Corvette needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrand Sport identity:\u003c\/strong\u003e Match the 2017–2019 model years and 6.2L LT1. Confirm the model year and engine code together before ordering, whether your car is a coupe or convertible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis-package check:\u003c\/strong\u003e The C7 Grand Sport retains its naturally aspirated LT1 with the factory Z07 chassis package. Use the engine’s current specification when planning ignition service, particularly if engine modifications have been made.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication gap:\u003c\/strong\u003e Use \u003cstrong\u003e0.040 inch (1.02 mm)\u003c\/strong\u003e for this stock LT1 fitment. Measure every plug before installation; do not assume its supplied preset matches the required setting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine-wire care:\u003c\/strong\u003e Check with a round-wire or pin gauge. Move only the ground electrode when adjusting; never lever against the platinum tip or ceramic. If the required change exceeds 0.008 inch from the supplied gap, consult NGK before proceeding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Follow the vehicle’s tightening specification on clean, dry threads without anti-seize. Inspect each plug for damage and check that the wire boots are securely seated after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #ff0000;\"\u003eCORVETTE COMPATIBILITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2017–2019 C7 Corvette Grand Sport\u003c\/li\u003e\n\u003cli\u003eCoupe and convertible\u003c\/li\u003e\n\u003cli\u003eLT1 6.2L naturally aspirated V8, stock configuration\u003c\/li\u003e\n\u003cli\u003eSeven-speed manual or eight-speed automatic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Buy from Custom Corvette Accessories?\u003c\/h3\u003e\n\u003cp\u003eAt Custom Corvette Accessories, we’re Corvette owners ourselves and offer \u003cstrong\u003eone-on-one customer service\u003c\/strong\u003e. If you need help choosing \u003cstrong\u003eNGK 5019 LTR5GP G-Power platinum spark plugs\u003c\/strong\u003e for your C7 Corvette Grand Sport, contact us for personal assistance with your car’s fitment and the eight-plug order.\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":67731914621165,"sku":"5019","price":79.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/ngk-g-power-platinum-spark-plug-family-full-view.png?v=1791835866","url":"https:\/\/www.corvettepartsandaccessories.com\/products\/c7-corvette-grand-sport-ngk-g-power-spark-plugs-lt1","provider":"Corvette Parts from Custom Corvette Accessories","version":"1.0","type":"link"}