When the lift gate on your car doesn’t function properly, it can be an annoyance at best and a safety hazard at worst. But if your lift gate's sagging, like so many do after years of use, don’t panic!

The way a hot rod’s drivetrain performs is arguably the vehicle’s most important element. In many cases, horsepower, torque, and “what the engine is doing” are the hot topics of most car guys’ ...