The Pontiac Super Duty 455 program emerged during one of the darkest periods for American performance cars. As emissions ...

The Buick 455 V8 was one of the most powerful and underrated engines of the American muscle car era, delivering massive ...

Pontiac canceled its ill-fated flagship muscle car at the last minute, after one car magazine had already declared it Performance Car of the Year.

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 ...

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 ...

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.

Engine-build primers are a main component of the technical aspect of HPP. We pride ourselves on furnishing the readership with detailed information that can be used on their Pontiacs. We've covered ...

Had it not been for this one crucial issue, Buick's big-block V8 may have been one for the history books.