The NGK Standard spark plug offers dependable OE-quality replacement performance in a box of 4 for standard service. It combines a high-grade alumina silicate ceramic insulator for dielectric reliability with a solid copper core that enhances heat removal and conductivity. Triple gasket sealing prevents combustion leaks and trivalent metal plating resists corrosion and seizing. Corrugated ribs help prevent flashover for consistent spark delivery.
NGK Standard Spark Plug Box of 4 (BPR5ES SOLID)