NOTE: Plugs are sold in quantities of (4), but billed individually. When ordering please change quantity from (1) to (4).

Champion racing plugs are engineered to help engine builders, weekend racers and street performance enthusiasts optimize engine performance. Enjoy the same spark plugs that go into many professional race cars and trucks.

Manufacturer Heat Range: 59

Ground Electrode Tip Design: J Gap

Hex Size: 0.813 in; 20.650 mm

Thread Diameter: 0.551 in; 14.000 mm

Center Electrode Tip Material: Nickel Copper Alloy

Insulator Height: 0.06 in

Reach: 0.75 in

Ground Electrode Quantity: 1

Ground Electrode Core Material: Nickel Copper Alloy

Resistor Type: No