ACCEL HP Copper Spark Plug - 14 mm Thread - 1 in R - Tapered Seat - Resistor - Set of 6 578-6

For more than 40 years, ACCEL has been a leader in performance fuel and ignition systems, proving itself on the racetracks and drag strips of the world ? and on the street. With an ever-expanding line of SuperCoils and all the spark plug wires, tune-up kits, and fuel injectors hot rodders have trusted and relied on for years, ACCEL is constantly developing innovative new products designed to push power, speed, and performance to match advancements in automotive technology. Now part of Holley Performance, ACCEL offers a comprehensive selection of performance products, including coils, digital fuel injection systems, fuel injectors, distributors, caps, rotors, ignition wires, spark plugs.

Vehicle Applications:

2011-2017 Ford F-150

2010-2017 Lincoln MKT

2015-2017 Ford Expedition

2015-2017 Ford Transit-150

2010-2017 Ford Flex

2015-2017 Ford Transit-350 HD

2010-2017 Ford Taurus

2015-2017 Ford Transit-350

2013-2017 Ford Explorer

2017-2017 Ford GT

2015-2017 Ford Transit-250

2015-2017 Lincoln Navigator

2010-2016 Lincoln MKS

2013-2017 Ford Police Interceptor Sedan

2014-2017 Ford Police Interceptor Utility

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

Stock Heat Range

Whether using on the street or on the strip, ACCEL HP Copper Core spark plugs deliver!

Product Description:

Spark Plug

HPCopper

14 mm Thread

1 in Reach

Tapered Seat

Resistor

Set of 6

For more than 40 years, ACCEL has been a leader in performance fuel and ignition systems, proving itself on the racetracks and drag strips of the world – and on the street. With an ever-expanding line of SuperCoils and all the spark plug wires, tune-up kits, and fuel injectors hot rodders have trusted and relied on for years, ACCEL is constantly developing innovative new products designed to push power, speed, and performance to match advancements in automotive technology. Now part of Holley Performance, ACCEL offers a comprehensive selection of performance products, including coils, digital fuel injection systems, fuel injectors, distributors, caps, rotors, ignition wires, spark plugs.