There may not be any other Pontiac engine that harbors as much mystique as the Super-Duty 455. Introduced in '73 as a maximum-performance effort capable of sustained 6,000-rpm operation, it was ...

The muscle-car era was a wild time for Detroit car makers. There was a lot of variation in performance levels, as not all muscle cars were created equal. Some were very well thought out, and others ...

In the 1973 movie McQ, a 66-year-old John Wayne slouches onscreen with little of his former authoritative charisma. The laconic hero of many a western was ill suited to a hard-boiled detective flick, ...

Now defunct, Pontiac was one of the most successful automotive brands on the North American continent back in the 1960s. During what was arguably the most exciting decade ever for American performance ...

The Pontiac Trans Am 455 Super Duty arrived just as Detroit was being forced to turn down the volume on big cubic inches, which is exactly why it still looms so large in muscle car history. Built in ...

Pontiac was never good at letting go. Even as emissions strangled Detroit’s horsepower culture, the division that built the GTO refused to surrender quietly. And in 1975—against logic, policy, and ...