The humble LS engine remains the undisputed king of swaps, in case you haven't noticed, but why? Spoiler alert: it's about a ...

See the strangest, coolest, and most creative LS engine swaps from the 2026 Holley LS Fest West in Las Vegas, where “LS Swap the World” keeps getting wilder.

It turns out everyone loves a good deal on horsepower.

The popular small-block Chevy 350 has long been one of the most popular engine choices for General Motors automobiles. However, GM's venerable 350 cubic-inch V8 wasn't created overnight. Its roots go ...

Chevrolet started making small block V8 engines all the way back in the mid-1950s and has had many different generations in that time. For over 40 years, Chevrolet made different sizes and variations, ...

On the same budget, this 5.0L LS V8 is already on par with its Coyote rival, but there's still some power left to be unlocked.

Full tear-down work begins on an LS engine build project, bringing attention to the detailed disassembly that comes before ...