Due to stricter government regulations, the era of unrestrained factory-built performance was coming to an end in 1971. However, GM's excitement division answered with the largest displacement engine ...

At the height of the muscle car craze, the engineering wizards at Oldsmobile created a "Frankensteinesque" big-block V8 with four valves per cylinder that could've become the most iconic American high ...

From the November 1969 issue of Hot Rod magazine: Those who appreciate good cars had an eye out for the GS 455. Buick may have the surprise issue in the super-car series this model year. The 400-cubic ...

At a time when most of Detroit has turned away from performance, concentrating on meeting upcoming emission and bumper standards, one auto maker has breathed some fresh life into its engine line-up.

The Pontiac Super Duty 455 Firebird is a legendary muscle car revered by enthusiasts and collectors alike. Produced during a brief but impactful period in the early 1970s, the Super Duty 455 ...