Why is the Gear Vendors overdrive so popular on HOT ROD Drag Week? Racers know it will live behind 4,000 hp, can be installed in a weekend, and doesn't share fluid with your transmission so it won't ...

There was a time when the dual-purpose car was the norm rather than the exception. Driving your hot Chevy to work all week and racing on weekends was a way of life for many hot rodders. As the ...

OK, let's start this off by listing all the disadvantages of installing a Gear Vendors under/overdrive in your vehicle. For starters, it adds 12.25 inches to the rear of your drivetrain. Done. Oh, ...