The Pontiac Trans Am 455 Super Duty arrived just as Detroit was being forced to turn down the volume on big cubic inches, ...

Oooh, two General Motors V8s within a cubic inch of each other! They have to be nearly the same engine, right? After all, the Chevrolet 454 and Pontiac 455 come from the same corporate parent, and ...

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.

Pontiac’s Grand Prix SJ 455 sits at the crossroads of luxury and muscle, combining big-block torque with personal-coupe ...

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 ...

They don't build muscle cars like they used to. As cliché as it is, it's true on several levels. When the third-gen HEMI and the LS go to pasture soon, we'll say it ten times more. But to understand ...

Building Big BirdTom 455bird via CarCraft.com: I just bought a Pontiac 455 for my '68 Firebird. The car has its original 350, and I'm hoping to slip in the 455. I read "Junker to Thumper" in the June ...

The Pontiac Firebird debuted in February of 1967, built on the same F-body platform as the Chevy Camaro, which had bowed five months earlier. The Firebird was a bit of a consolation prize for Pontiac, ...