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Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
Triple seals prevent leakage
Corrugated ribs prevent flashover
Copper core aids in heat removal
Fits Harley M8's. Spark plug models fit a wide variety of motors. You're responsible for referencing the exact fitment of NGK plugs for your year, make, and model before purchasing.
Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
Triple seals prevent leakage
Corrugated ribs prevent flashover
Copper core aids in heat removal
Fits Harley M8's. Spark plug models fit a wide variety of motors. You're responsible for referencing the exact fitment of NGK plugs for your year, make, and model before purchasing.
