A battery in a traditional car cannot directly create engine spark. It’s only rated at 12 volts, after all, so it needs a little help boosting the signal to the spark plugs. To make that happen, a car ...

An ignition coil takes voltage from the battery and multiplies it to create a spark at the spark plugs, which in turn ignites the engine. Cars have been using some form of the coil ignition system for ...

Pt. 27 - It's A Very Stout CombinationLast month Danger Mouse (DM) went on a really big power trip running a Weiand Hi Ram, twin Holley 650s and a custom solid roller cam from Lunati. Those parts ...

Over the past few years, we have run across some teams who, for the goal of attaining maximum power, chose to run without an alternator. We started thinking about that and decided to see if there were ...