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.

Center Electrode Core Material: Copper Core

Manufacturer Heat Range: 8

Pre-Gap Size: 0.020 in

Ground Electrode Tip Design: Standard

Hex Size: 5/8"

Thread Diameter: 14.00 mm

Center Electrode Tip Material: Nickel w/ V-groove

Ground Configuration: Standard

Resistance: 1 Ohms

Insulator Height: 53.00 mm

Seat Type: Tapered

Reach: 0.708 in

Ground Electrode Quantity: 1

Ground Electrode Core Material: Nickel Core