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):  0.1 Inch

Center Electrode Material:  Nickel, Copper Alloy

Preset Gap (In):  0.028 To 0.033 Inch

Preset Gap (mm):  0.58mm To 0.71mm

Ground Electrode Tip Design:  J Gap

Ground Electrode Tip Material:  Nickel, Copper Alloy

Heat Range:  65

Insulator Material:  Zirconia Enhanced

Electrical Terminal Type:  Non-Removable Nut

Insulator Height (In):  0.060 Inch

Number Of Ground Electrodes:  1

Resistor Plug:  No

Ribbed Core Nose:  No

Seat:  Gasket

Thread Reach (In):  0.75 Inch