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The NGK Racing spark plug is engineered to withstand severe racing conditions, offering specialized electrode geometries and insulator features to sustain ignitability and durability. Copper cores aid heat dissipation, corrugated ribs prevent flashover, and trivalent plating reduces corrosion and seizing for easier service. Suited to a variety of racing heat ranges, these plugs focus on dependable spark delivery under extreme use.
NGK Racing Spark Plug Box of 4 (R6252K-105)
