ACCEL 578C1 HP Copper Spark Plug
  • The Copper Core Is A Better Conductor Than Iridium Or Platinum
  • Copper Dissipates Heat Much Better Than Other Materials
  • C - Cut Design Un-shrouds The Spark Kernel For Better Burn
  • Unlike Iridium Or Platinum Plugs - The HP Plugs Are Gapable
ColorAs Shown

ACCEL 578C1 HP Copper Spark Plug; 1 Heat Range Colder Than Stock; 0.028 in. Gap; 5/8 in. Hex Size; 1 in. Reach; Resistor; Tapered Seat Type; 1.25mm Thread Pitch; 14mm Thread Size; Each;


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