NGK Spark Plugs, 1092 BPR7HS-10

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NGK Spark Plugs, 1092 BPR7HS-10 NGK standard plugs are constructed for longer life and optimum performance. Trivalent metal plating provides superior anti-corrosion and anti-seizin g 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 Product Specifications Shell Thread Diameter14mm Thread Pitch1.25mm Seat TypeGasket Reach12.7mm (1/2") Hex Size13/16" (21mm) Terminal TypeRemovable Nut Overall HeightJIS Gap.039" (1.0mm) Center Electrode MaterialNickel TypeStandard Size2.5mm ProjectionProjected Ground Electrode MaterialNickel TypeStandard Quantity1 Specifications ResistorYes Resistor Value5k Ohm Heat Range7 Torque Specs, Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft. Show more