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The NGK Standard spark plug delivers OE-style nickel alloy performance backed by decades of proven use. Its alumina silicate ceramic insulator and triple gasket sealing provide strong dielectric strength and prevent combustion gas leakage under normal operating conditions. A solid copper core helps remove heat efficiently while trivalent plating protects against corrosion and seizure, making this a practical, reliable replacement for routine maintenance.
NGK Standard Spark Plug Box of 4 (BPMR4A SOLID)
