NGK BP8HS-10 3823 Spark Plug Silver

Features: - NGK standard plugs are constructed for longer life and optimum performance. - Trivalent metal plating provides superior anti-corrosion and anti-seizing properties - Corrugated ribs prevent flashover - Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer - Copper core aids in heat removal - Triple seals prevent leakage Specifications: Shell: - Thread Diameter: 14mm - Thread Pitch: 1.25mm - Seat Type: Gasket - Reach: 12.7mm (1/2´´) - Hex Size: 13/16´´ (21mm) - Terminal Type: Removable Nut - Overall Height: JIS - Gap.: 039´´ (1.0mm) - Center Electrode - Material: Nickel - Type: Standard - Size: 2.5mm - ProjectionProjected - Ground Electrode - Resistor Value: 1K Ohm - Heat Range: 8 - Torque SpecsCast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.