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

Plug Type: RJ19LM
Seat Type: Gasket
Hex Size: 0.813
Hex Size (MM): 20.650
Thread Size: 0.551
Thread size (MM): 14.000
Thread Reach: 0.375
Taper Diameter: 0.25
Installed Height: 1.9
Gap: 0.0295-0.0335
Gap (MM): 0.75-0.85
Center Electrode Diameter: 0.085
Center Electrode Materis: Nickel Copper Alloy
Ground Electrode Quantity: 1
Classification: Champion Copper Plus Small Engine
Resister Plug: Yes
Resistor Type: SAC-9
Manufacturer Heat Range: 19
Electrical Terminal Type: Non-Removable Nut