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 ...

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 ...