Pinion angle simply refers to the angle of the differentials pinion in relation to the driveshaft. But ask 10 guys about optimal pinion angle and a lively debate will ensue. To get a range of opinions ...

It's a common affliction. Around town, your car runs fine and can fry the tires at will, but at highway cruising speeds above 65 mph, you feel a slight vibration in the seat of your pants and through ...

Early A-bodies, like our Project AMD 1967 Chevelle, came from the factory with triangulated four-link rear suspensions. In a time of leaf springs this was a big step up, but the four-link design ...