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      MAC'S Hardware

      Closest Location: Fargo
      Store Hours: 7:00AM-8:00PM
      Champion D-21
      Champion

      Champion D-21 Spark Plug, 0.023 to 0.028 in Fill Gap, 0.709 in Thread, 7/8 in Hex, For: Lawn and Garden

      • Model Number: D-21
      • UPC: 037551649891
      • Store SKU: loading

      • Champion D-21 Spark Plug, 0.023 to 0.028 in Fill Gap, 0.709 in Thread, 7/8 in Hex, For: Lawn and Garden

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          • Web SKU: 100061873
        Champion D-21

        Patented high voltage semi-conductor resistor for maximum EMI suppression. Copper core center electrode reduces engine misfire caused by fouling. Triple seal assembly with upper and lower metal gaskets and sillment seal, eliminates spark plug failure due to heat or mechanically induced stress. Triple-coated shell, Tintac and Ultraseal over zinc plating resist corrosion and spark plug seizure.

        California residents see Prop 65 WARNINGS