The Ford and Chevy 427 big blocks sit at the center of one of performance history’s fiercest rivalries, yet the two engines followed very different paths from the dyno cell to the winner’s circle. I ...

We check out the prototype 1969 427 Yenko Camaro that started the COPO program and is being auctioned off at the 2026 ...

The Chevrolet big-block is the workhorse racing engine of the muscle-car era. The 427 W first showed up midyear as a stroked 409 for the 1963 Chevrolet Impala SS. However, a year before, ...

Despite having similar displacements, the small-block Chevy 383 and the big-block Mopar 383 have some interesting differences ...

A standard Malibu built when GM's self-imposed 400-ci (6.5-liter) limit on intermediate V8s was still in effect, this 427 L72-powered, non-SS Chevelle became a reality through clever manipulation of a ...

Nelson Racing builds a 427-inch stroker for a customer’s 1955 Chevy show car. With a solid-roller valvetrain, and the right parts, this big-inch small-block Chevy made over 600 hp on Westech’s dyno.

"There's no replacement for displacement!" This has been the battle cry of big block fans everywhere, and for good reason. A Chevy big block brings the thunder, whether you're roasting tires with a ...

Before the 1968 Chevrolet SS 427 ever rumbled onto American streets, it was already something of an oddity—a secret muscle car hidden inside a full-size suit. Produced only from 1967 to 1969 as the ...