NGK CMR7H-10 1656 Spark Plug

NGK standard plugs are constructed for longer life and optimum performance. Features: - 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: 10mm - Thread Pitch: 1.0mm - Seat Type: Gasket - Reach: 12.7mm (1/2´´) - Hex Size: 5/8´´ (16mm) - Terminal Type: Solid - Overall Height: Bantam - Gap.: 039´´ (1.0mm) - Center Electrode - Material: Nickel - Type: Standard - Size: 2.5mm - ProjectionNon-Projected - Ground Electrode - Type: Standard - Resistor: Yes - Resistor Value: 10k Ohm - Heat Range: 7 - Torque SpecsCast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft. - Longevity: 30k Miles