NGK Racing Spark Plug (R5670-6)

NGK is known worldwide for their ignition components, powering champions across every racing venue. This R5670-6 racing spark plug, part number 2746, is built with extreme use in mind and meant to withstand the most grueling racing conditions.

The center electrode on these NGK racing plugs has special configurations and designs to ensure durability and ignitability, bringing ultra-high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications, and the trivalent metal plating delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal. The pure alumina silicate ceramic insulator provides superior strength and better heat transfer, while special insulator nose configurations help improve throttle response. A copper core aids in heat removal, and triple seals prevent leakage.