The Pontiac Trans Am debuted in the late 1960s with a big-block V8 under the hood and power ratings of up to 500 horsepower. But by the mid-1970s it became a Malaise-era coupe that barely hit 200 ...

This project focuses on transforming a Pontiac Trans Am into a high-end pro touring build designed to combine strong ...

To set a foundation for big-power gains, LS-series engines can reap the benefits of exhaust and intake upgrades to make the most of the factory camshaft. If more power is desired, the next phase is a ...

As promised in Part II, we will tackle the cooling and electronics aspects of the GM Performance Parts (GMPP) 4L85-E SuperMatic trans swap in this article. First, here's a brief review. Part I (Feb.