Meanwhile, the Chevrolet Camaro and the Pontiac Firebird were reaping the benefits ... Am a worthy heir to the muscle throne. The enormous 455-cubic-inch motor remained in production until the ...

The 1973 Pontiac Firebird SD-455 is an anomaly in its time of the drive to reduce emissions and curb fuel usage by reducing engine horsepower to Shetland-pony levels. And, it’s only natural to ...

The Pontiac 455 powered several Pontiac muscle cars to greatness in the '70s, such as the Firebird Formula, GTO, LeMans and LeMans Sport, and Grand Prix. However, arguably the most famous car to ...

The Malaise-era Firebird Trans Ams aren't as quick as their golden-era predecessors, but this drag race is still entertaining ...

First introduced in the '70s, the 7.5-liter Pontiac 455 V8 would be used in many of the company’s models, such as the Grand Prix and Firebird. Unfortunately, like most V8 engines of the era ...