The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially a small generator that converts mechanical energy into electricity, bolted to the ...

NHRA rules mandate that a battery-disconnect switch be installed on the positive side of the battery. This is fine for a purpose-built race car without an alternator, but for a street car, the ...

It’s cold. It’s dark. It’s raining. Your reach down and flip on the fog lights. They help but not that much. So you power up the light bar. Yup! That’s the ticket. The stereo is cranked up and life is ...