Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

Plug Type:RCJ7Y8J
Seat Type: Gasket
Hex Size: 0.748
Hex Size (MM): 19.000
Thread Size: 0.551
Thread size (MM): 14.000
Thread Reach: 0.3757
Taper Diameter: 0.27
Installed Height: 1.43
Gap: 0.022-0.028
Gap (MM): 0.56-0.71
Center Electrode Diameter: 0.078
Center Electrode Material: Nickel Copper Alloy
Ground Electrode Quantity: 1
Classification: Champion Copper Plus Small Engine
Resister Plug: Yes
Resistor Type: SAC-9
Manufacturer Heat Range: 7
Electrical Terminal Type: Non-Removable Nut