Whether you’re chasing track times or just want your daily driver to feel livelier, tuning a HEMI engine unlocks serious performance potential. From bolt-on mods to ECU tweaks, the right approach ...

The Vigilante Jeep Scrambler is a restomodded CJ-8 pickup with a 485-horsepower Hemi 392 under the hood.

Lucky us! We happened to get our paws on a crate Hemi-and the green light to run it to within an inch of its life on the dyno. Even better, we had a chance to bolt on a selection of go-fast goodies to ...

Thomas has spent two years working in the auto journalism industry, contributing to a UK-based newspaper and writing for Euronewsweek. A full-time writer and lifelong engineering enthusiast, he now ...