Designed to operate over a much wider heat range than ordinary plugs. Heat Range: 7

Resists carbon buildup and pre-ignition

High alumina ceramics for better heat transfer and electrical insulation

Solid copper core and nickel tipped electrode provide a longer plus life

Patented triple gasket sealing process eliminates the possibility of combustion gas leakage

Solid copper core for greater spark

Longer insulator nose prevents fouling

Corrugated ribs on insulator prevents flashover

Zinc dipped shell prevents corrosion

Triple gasket seal eliminates combustion gas leakage