HP Copper Spark Plug; 1 Piece C-Cut; Stock Heat Range; 0.045in. Gap; 5/8in. Hex Size; 1 in. Reach; Resistor; Tapered Seat Type; 1.25mm Thread Pitch; 14mm Thread Size; 8 Pack;
- Copper Core Is A Better Conductor Than Iridium Or Platinum Plugs
- Copper Dissipates Heat Much Better Than Other Materials
- C-Cut Design/Un-Shrouding The Spark Kernel
- Gapable Unlike Iridium Or Platinum
- Machine Rolled Threads-Precise Thread Engagement
- Stock Heat Range
- On The Street Or Strip; Accel Hp Copper Core Spark Plugs Deliver!