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 ...

The 1972 Pontiac Trans Am 455 HO arrived just as Detroit’s first muscle era was fading, yet it managed to capture the last ...

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 ...

The 1971 Pontiac Trans Am fitted with the 455-cubic-inch V8 arrived at a turning point for American performance. Compression ...

Although the 840-hp (on 100 octane race fuel) 2018 Dodge Challenger SRT Demon has been blowing up the internet, another high-powered American muscle car was also introduced at the 2017 New York auto ...

Pontiac was a bastion of performance during the last days of the muscle cars from 1972 to 1974. While other brands made do with strangled, low compression engines, Pontiac figured out how to sustain ...