The NGK Standard spark plug offers OE-quality nickel alloy construction and proven, dependable ignition performance. NGK's alumina silicate ceramic insulators provide strength and dielectric reliability while triple seals prevent combustion leakage for consistent operation. A 98% copper core enhances heat dissipation and conductivity and trivalent metal plating reduces corrosion and seizing to make installation and removal easier during routine service.
NGK Standard Spark Plug Box of 10 (DPR9EA-9)