Equipped with a 400-horse, all-aluminum, 364ci LS2 powerplant, an '05 or '06 GTO is a sophisticated modern-day musclecar. Dubbed a "Gen IV small-block" by GM, the LS2 took the LS1's bore of 3.90 ...

The power potential built into each and every late-model LS-powered Pontiac is widely known. With their exceptional cylinder-head flow, compact dimensions, great strength, and hunger for nitrous, the ...

In 1963, John Z. DeLorean gathered a group of engineers at General Motors’ Milford Proving Ground to test a prototype 1964 Pontiac Tempest. What made this Tempest a prototype was the 389 cubic-inch ...

In its second year on the market, the GTO continued to have no real rivals among high-performance American intermediates in terms of sales and quarter-mile performance, solidifying its muscle car GOAT ...