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 ...

For a moment at the top end of the track, we thought there was a cement mixer or Zamboni following us down the drag strip. Nothing fell off the car at the time, so it was ignored. Later, on the street ...

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 ...

In almost an instant your Mustang goes from a standstill to an accelerating bullet-the rear tires dig in, the front end comes up, and away you go from the dragstrip's starting line. It's a common ...