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The NGK Standard spark plug is a straightforward OE-equivalent nickel alloy replacement built for reliable starting and steady combustion. Its high-grade alumina silicate ceramic insulator improves dielectric performance and corrugated ribs help prevent flashover under operating conditions. The copper core provides excellent heat removal and conductivity, while trivalent metal plating reduces corrosion and seizing for easier installation and dependable service life.
NGK Standard Spark Plug Box of 10 (JR8C)
