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.

Thread Size:  14mm

Hex Size (In):  5/8 Inch

Center Electrode Diameter (In):  0.078 Inch

Center Electrode Material:  Nickel, Copper Alloy

Preset Gap (In):  0.023 To 0.032 Inch

Preset Gap (mm):  0.58mm To 0.81mm

Ground Electrode Tip Design:  Angled Ground Wire

Ground Electrode Tip Material:  Nickel, Copper Alloy

Heat Range:  61

Installed Height (In):  2.05 Inch

Insulator Material:  Sure Fire Advanced Ceramic

Electrical Terminal Type:  Non-Removable Nut

Number Of Ground Electrodes:  1

Resistor Plug:  No

Ribbed Core Nose:  No

Seat:  Tapered

Taper Diameter (In):  0.27 Inch

Thread Reach (In):  0.689 Inch

Hex Size (mm):  15.9mm