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

For American muscle cars, the engine is just about the most important aspect. After all, "What's that have in it?" might be the most common question you'll get when showing off your car after "What is ...

The Chrysler Corporation manufactured the last of its big block engines, the B-coded 400-cubic-inch V8, in the summer of 1978. The 400's disappearance ended a long run of Chrysler B-code engines that ...

Big-block engines sit at the heart of some of the most iconic American performance cars and trucks, yet the term is often used loosely, as if it were just a synonym for “big horsepower.” In reality, a ...

Flow. For an engine, it's the key to getting maximum possible output from your internal combustion horsepower-maker. Without it, your engine, whether it be a small- or big-block, is nothing more than ...

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

With nearly 500 ponies right out of the box, you’d be hard-pressed to argue that the C8 Corvette is in need of more motor. Nevertheless, when it comes to hot rodding, more is always better. As such, ...

While hot-rod traditionalists continue lamenting the Corvette’s switch to a mid-engine layout, others are tuning ’em up. There was never any doubt that the aftermarket would develop loads of bolt-on ...

Thunder Power's 4-valve cylinder head conversion for big-block Chevys bolts right onto production iron or aftermarket aluminum cylinder blocks. The heads even have the necessary bosses to add an extra ...

In the beginning, before the Internet or anything like it, hot rodding was an exclusive community that revolved around a simple premise: putting bigger power where not much used to be. Ordinarily, a ...

To discuss the rat, we must first discuss the mouse. In 1954, Ford squeaked past Chevrolet in sales by a 2% margin (1,165,942 vs. 1,143,561), a reversal of the previous year when Chevy beat Ford by 7% ...

Custom builders looking to add performance and styling punch to their Big Block Chevy engine can turn to Holley for the Hilborn EFI-R Individual Runner Manifolds kit. "Based on the original Hilborn ...