Our example for today's "how to" lesson is MotorTrend tech center technician Christian Arriero's 1974 Plymouth Duster . Christian picked up a Painless Performance electric fan relay kit with a ...

Not long after I began contributing to Hagerty eight years ago, I wrote a detailed four-part piece on electrical relays and how they work in cars. You can still find the articles here (Part I: Why We ...

The tool, like most, will crimp four gauge sizes, covering the vast majority of fittings. A roll-over crimper costs $50 to $200, meaning you'd need to build multiple relays or plugs to offset the ...