Champion 821S Copper Plus Spark Plug - L77JC4, 24 Pack

Champion Spark Plugs provide dependable performance. This Champion Spark Plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. This is an OEM type replacement plug that resists fouling. The copper core center electrode allows for accurate control of heat range for longer life. Features superior corrosion resistance and is built to ISO and SAE standards for proven performance.

OE type replacement plug Resists fouling Copper core center electrode allows for accurate control of heat range for longer life Superior corrosion resistance Built to ISO and SAE standards for proven performance