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 ...

A failing battery might seem straight forward to spot, but a failing alternator can be a little more difficult to identify without knowing its voltage output.

When assessing your street rod's charging system, it's important to understand how an alternator works and what other factors may affect its performance. Simply put, alternators are converters. They ...