The ignition coils in your car provide the high voltage electrical current that allows your spark plug to create its spark. These parts are humble looking, and they make use of relatively simple ...

A windings road:It all starts with the concepts of inductance and electromagnetism. Inside an ignition coil there are two sets of wire windings (aka coils, that's why it's called a "coil," get it?).

Obvious warning: Don’t let yoru kid play with this. Hell, you probably shouldn’t play with it. But this DIY project could make a great, and deadly, weekend project. Basically, it is comprised of a ...

Ignition issues can be a real pain to diagnose and could leave you stranded on the side of the road, but identifying the ...

At 7,000 rpm, a spark plug ignites the air/fuel mixture nearly 60 times per second. Any one of those 60 sparks going amiss can at best be mildly annoying, and at worst cost you a race or an engine.