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NGK Racing spark plugs are purpose‑built for extreme competition use, with center electrode geometries and insulator designs that prioritize ignitability and durability under severe conditions. These plugs are available in multiple heat ranges and use corrosion‑resistant plating and robust ceramic construction to maintain spark integrity, improve throttle response and withstand the thermal and mechanical stresses of racing engines.
NGK Racing Spark Plug Box of 4 (R5670-7)
