Champion REA8MCX(991) Copper Plus Resistor Spark Plug - REA8MCX

Spark Plug Code: REA8MCX Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance, and longevity of the spark plug. Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression. Patented Ultraseal coated shell for rust prevention. Plug Type: REA8MCX. Seat Type: Gasket. Hex Size (Inch): 0.551. Hex Size (MM): 14. Thread Size (Inch): 0.472. Thread Size (MM): 12. Thread Reach (Inch): 1.043. Taper Diameter (Inch): 0.2. Installed Height: 1.99. Insulator Projection (Inch): 0.12. Gap (Inch): 0.033-0.038. Gap (MM): 0.84-0.97. Center Electrode Diameter (Inch): 0.078. Center Electrode Material: Nickel Copper Alloy. Ground Electrode Material: Nickel Copper Alloy. Classification: Champion Copper Plus Small Engine. Resistor Plug: Y

Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance, and longevity of the spark plug Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression Patented Ultraseal coated shell for rust prevention Plug Type: REA8MCX Seat Type: Gasket