Spark Plug Champion

Seat Type: Flat
Hex size inch: 0.813
Hex size mm: 20.650
Thread size inch: 0.551
Thread size mm: 14.000
Thread reach inch:0.75
Taper diameter inch:0.25
Installed height inch: 2.24
Insulator Projection inch: 0.06
Gap inch: 0.025
Gap mm: 0.64
Center Electrode Diameter inch: 0.11
Center Electrode material: Nickel Copper Alloy
Ground Electrode material: Nickel Copper Alloy
Resistor plug: Yes

Please note! 1pc is one spark plug.