Ngk Spark Plugs Br4Es Spark Plug @4 NGK 1097

Ngk Spark Plugs Br4Es Spark Plug @4

• Triple gasket sealing process eliminates gas leakage past the shell


• 99% Highly pure alumina silicate insulator, solid copper core


• Corrugated ribs to prevent flash over


• Cold rolled threads to prevent damage to cylinder head


• Trivalent plating - silver chromate and zinc for corrosion resistance