The NGK BR9HS-10 BLYB Standard Nickel spark plug is a replacement plug. It has M14-1.25 threads, a 0.500 in. reach, a 13/16 in. hex and a heat range of 9. Its nickel alloy center electrode and copper core follow the original equipment design for engines that came with nickel plugs.

NGK BR9HS-10 BLYB Standard Nickel Spark Plug Features:

• M14-1.25 metric thread with 0.500 in. reach
• 13/16 in. hex
• Flat seat with crush washer installed
• Heat range 9
• 0.040 in. factory pre-gap
• Nickel center electrode tip with nickel ground electrode tip
• Resistor type (5000 ohm) for ignition noise suppression
• Removable nut terminal
• 2.140 in. insulator height
• Nickel alloy center electrode built to the original equipment design
• Copper core center electrode draws heat away from the firing end
• Alumina silicate ceramic insulator for high dielectric strength
• Trivalent metal plating resists corrosion and thread seizing
• Rolled threads help prevent cross-threading in the cylinder head
• Intended for engines that originally used nickel alloy plugs, not as a replacement for factory precious metal plugs
• Sold individually