Classic muscle face-off pits Pontiac’s Super Duty 455 against Ford’s Super Cobra Jet in a three-round drag race showdown.

The 1974 Pontiac Firebird Trans Am Super Duty is a highly sought-after '70s muscle car due to its on-screen popularity and rare engine option. The 1974 Trans Am Super Duty 455 is valued at over $ ...

We're watching these muscle cars slug it out on the drag strip with a side-by-side battle between a '74 Pontiac Trans Am ...

Trans Am Worldwide, the firm responsible for the Trans Am versions of modern Camaros, has developed the 70/SS, a fresh take ...

A stiffer suspension with heavy-duty components improved cornering stability. The Trans Am came standard with the 400-cubic-inch (6.6-liter) L74 Ram Air III V8, rated at 335 horsepower.