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];
Made with a Copper Core Which is a Better Conductor than Platinum and Iridium. Delivers a Stronger Spark Especially in High Performance Application Where High Combustion Pressures Are Present. Copper is Much Better at Dissipating Heat Than Other Materials Which Lessons the Chance of a Misfire. Gapable Allowing You to Open the Gap Exposing a Larger Flame Kernel or Close it if Needed For High Boost Applications. All ACCEL HP Spark Plugs Have Machine Rolled Threads Allowing For a More Precise Thread Engagement and Torque Retention.
- 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
Application Summary:
| Year |
Make/Model |
| 2005-2008 |
Ford Expedition |
| 2006-2008 |
Ford Explorer |
| 2007-2008 |
Ford Explorer Sport Trac |
| 2004-2008 |
Ford F-150 |
| 2005-2008 |
Ford F-250 Super Duty |
| 2005-2008 |
Ford F-350 Super Duty |
| 2005-2008 |
Ford Mustang |
