General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, turbocharging, and downsized blocks. I set out to understand why Chevrolet ...

It was nicknamed the Mystery Motor and the Porcupine. Whatever you call it, the 1963 427 Mark-IIS is so rare that only nine ...

GM has saved the best iteration of its dual-motor AWD EV powertrain for the Sierra EV Denali, the top trim level of the ...

The ZZ4 crate engine has gained cult status among vintage auto connoisseurs and muscle car enthusiasts. It first appeared in 1996, and has become the longest-running ZZ-series engine ever produced, ...

Outlines how to remove, dissassemble, recondition, rebuild and replace a small-block engine?all in step-by-step clarity. Covers models: 262, 265, 283, 302, 305, 307, 327, 350 and 400 cid engines.

American carmakers in the 1960s chased trends like Metallica cutting their hair. Seemingly, every brand had to have a large displacement V8, even producing ...

Picking up where we left off last month, here is the remainder of potent powerplants neatly packaged in a crate. Crate engines have, for some time, fascinated rodders, and why not-they provide ...

Davies has had a keen interest in cars from a very young age. It didn't matter what kind of car it was, as long as it had four wheels and made some cool noises, he was into it. His interest in cars ...