Spark Plug Champion

Seat Type: Flat
Hex size inch: 0.625
Hex size mm: 15.880
Thread size inch: 0.551
Thread size mm: 14.000
Thread reach inch: 0.75
Taper diameter inch: 0.25
Installed height inch: 1.99
Insulator Projection inch: 0.06
Gap inch: 0.035
Gap mm: 0.89
Center Electrode Diameter inch: 0.1
Center Electrode material: Nickel Copper Alloy
Ground Electrode material: Nickel Copper Alloy
Resistor plug: Yes