In the mid '70s, GM began offering its SI-series (Systems Integrated) alternators, which not only delivered more amperage but did away with the externally mounted voltage regulator and its messy ...

Prior to 1969, most GM cars used an alternator with an external regulator. While they were good in their day, most early-model alternator cores have been recycled through rebuilders several times, and ...

The charging system of your Chevy is a vital piece of the reliability puzzle, and if you’re relying on a crusty original alternator you might be on borrowed time. The fact of the matter is an original ...

Dear 4-WHEEL & OFF-ROAD: I have a 1978 Chevy Blazer that I plan to do some four-wheeling with and will be adding a custom bumper with a winch. I was thinking I need to upgrade the alternator to handle ...