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Autolite Spark Plug 3931

SKU: AR3931
$5.99

Autolite® Racing Hi-Performance Spark Plugs

AR3931

      Non-projected (standard) tip
      14 mm plug
      3/4" reach
      5/8" hex
      Gasket seat
      Non-resistor

Cut Back Ground Electrode for improved ignitability
Anti-Corrosive Nickel Plating
Large Ground Electrode for better heat transfer

Autolite® Racing Hi-Performance Spark Plugs

AR3931

      Non-projected (standard) tip
      14 mm plug
      3/4" reach
      5/8" hex
      Gasket seat
      Non-resistor

Cut Back Ground Electrode for improved ignitability
Anti-Corrosive Nickel Plating
Large Ground Electrode for better heat transfer

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