Champion J12YC (10) Copper Plus Spark Plug, Pack of 4
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Durability: Champion copper plus spark plugs are built to ISO and SAE standards for proven performance; Champion's patented SAC-9 semi-conductor resistor provides maximum EMI and RFI suppression.
Champion copper plus spark plugs use TinTac and Ultraseal Shells which eliminate the need of using anti-seize compound during installation by providing the best corrosion protection of any spark plug in the industry.
Champion copper plus small engine spark plugs are built by a world leader in small engine spark plugs to deliver proven performance
Champion copper plus spark plugs feature a copper core electrode that provides increased conductivity and heat control while providing good overall wear characteristics.