Pontiac's 455 H.O. and 455 Super Duty V8s were built to beat the Chevy 454 LS6 and became legendary, short-lived muscle car engines.

It also boasts a one-year-only engine that most rivals never answered, carried here by two original build sheets.

The Chevrolet Corvette first burned rubber on American streets in 1953 with a limited run of 300 units available in a single color, white. Since then, the Corvette has evolved into a 495 horsepower ...

When Chevrolet unleashed the LS6 454 V8 in 1970, the muscle car world stopped pretending to be civilized. This was no evolution — it was an escalation. The LS6 was the most powerful production engine ...

Let’s be honest about it. The 1970 Chevelle was a great car, but the LS6 454 made it a beast that everybody absolutely loved. The Turbo-Jet engine developed 450 horsepower thanks to a four-barrel ...

There are muscle cars, and then there are the cars enthusiasts spend decades chasing. Few machines sit higher on that list than a genuine 1970 Chevrolet Chevelle SS454 equipped with the legendary LS6 ...

When a Chevy has the nickname "Zora's Racer" you know it must be a pretty special piece of GM performance machinery. Such is the case with this 1971 Corvette ZR2. Named after Corvette Chief Engineer ...

What do you think of this Chevelle? The allure of the 1970 Chevrolet Chevelle SS 454 LS6 Convertible is undeniable, holding a revered spot in the pantheon of American muscle cars as one of the most ...

It's easy to assume that muscle car performance peaked in today's era, and largely, that assumption holds water. Modern beasts like the supercharged Dodge Challenger Hellcat and the extraordinary Ford ...