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NGK Racing spark plugs are engineered for the most demanding racing conditions, using special center electrode designs to ensure consistent ignitability and durability. Built for a variety of heat ranges and motorsport applications, they include features like high-strength ceramic insulators, corrugated ribs to prevent flashover, and copper cores to aid heat removal—crafted to tolerate extreme engine environments.
NGK Racing Spark Plug Box of 4 (R7448A-8)
