HP Copper Spark Plug; 1 Pc Design; 1 Range Colder Than PN[8160]; 9/16 in. Hex; 13/16 in. Reach; Resistor; Tapered Seat; 1.25mm Thread Pitch; 16mm Thread Size; 8 Pack Of PN[346C1];
- One Piece Design
- Wont Break Off In Head During Removal Like Two Piece Designs
- Copper Core Is A Better Conductor Than Iridium Or Platinum Plugs
- Copper Dissipates Heat Much Better Than Other Materials
- C-Cut Design Un-Shrouds The Spark Kernel For A Better Burn
- Unlike Iridium Or Platinum Plugs; The Accel Hp Plugs Are Gapable
- Machine Rolled Threads For Precise Thread Engagement
- One Step Colder Than Stock