Ngk Yr5 Spark Plug

Ngk Yr5 Spark Plug Not all spark plugs are created equal______...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 prevents interior leakage YR57052Sh. Wt. 1 lb.