NGK CR7E Spark Plug (NGK4578)

NGK CR7E spark plug for various makes and models. NGK traditional plugs are constructed for longer life and optimum performance. Corrugated ribs prevent flashover. NGK uses only the purest alumina silicate in its ceramic insulator which gives all NGK plugs greater strength and better heat transfer. Copper-cored and triple-sealed to further aid in heat removal and prevent interior leakage.