Introduced in 1970, the Chevy 454 — affectionately known as the Rat Motor – was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era. At 454 cubic ...

The 2025 Chevy Corvette ZR1's LT7 V-8 is more than just a Corvette Z06 engine, or LT6, with two turbos. Sure, the pair share a basic relationship, including their displacement, block structure, ...

Last month we told you about GM's latest legend in the making, the all-new LT1. Already, tuners have tweaked the new C7 to run the quarter-mile in the high 9s. That's impressive untapped potential.