CHAMPION SPARK PLUGS Copper Plus Spark Plug 821, Type L77JC4
This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.
Features:
- Copper Plus provides dependable performance and durability
- OE type replacement plug
- Superior corrosion resistance and resists fouling
- Copper core center electrode allows for accurate control of heat range for longer life
- Built to ISO and SAE standards for proven performance






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