Spark Plug - NGK 5798 Attributes Brand: NGK Contents: Nickel tipped spark plug w/gasket Electrode Core Material: Copper Gap Size: 0.028 in Ground Electrode Quantity: 1 Hex Size: 13/16 in Insulator Material: Ceramic Insulator Type: Non-Projected Manufacturer: NGK Spark Plugs Manufacturer Part Number: BR2-LM Resistor Type: Yes SDS Required: No Seat Type: Flat Spark Plug Heat Range: NGK2 Spark Plug Hex Size: 13/16 in. Spark plug Inductive: No Spark Plug Reach: 9.5 mm / 0.375 in Spark Plug Resistor: Yes Spark Plug Resistor Value: 10000 Spark Plug Seat Type: Gasket Spark Plug Thread Size: 14 mm Terminal Type: Removable Nut Thread Size: M14-1.25 VMRS Code: 033003005