When Ford introduced the SEFI 5.0L High Output Mustang in 1986 many predicted the end of the tunable engine. Ironically it was the beginning of a new era of super-tunable small-block Fords that would ...
Engines need spark plugs to burn their air/fuel mixture, and the spark plugs need a jolt of electricity to do their work. Older cars with conventional distributor-based ignition systems did it by ...