ACCEL HP Copper Spark Plug - 14 mm Thread - 1 in R - Tapered Seat - Resistor - Set of 6 578C1-6 CJ-M1 Approved against the off-highway power

Approved against the off-highway power transmission requirements of Allison C-4

trust the number 1 name in drag racing wheels

1977-1980 Lincoln Continental

From the ergonomically comfortable Tri-Ax(R) handle to the third gear assisting Offset preload mechanism

ACCEL HP Copper Spark Plug - 14 mm Thread - 1 in R - Tapered Seat - Resistor - Set of 6 578C1-6 CJ-M1 Approved against the off-highway powerFor 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