383-inch LS built from 5.3L Vortec blocks makes over 540 hp on the Westech Dyno If you know a few pieces of information, you can turn a Vortech 5.3L block into an LS mill making way over 500 hp ...

The legendary Chevy V8 that went on to change the world - now it's one of the cheapest ways to add horsepower to any build.

Then 1997 rolled around, and we saw the third generation of what these small block engines could be. These were now to be known as LS engines, importantly taking the name of the parent company ...

For the ZZ6, Chevy is working to improve the Small Block's high-rpm performance. To make that happen, the engine has Fast Burn aluminum cylinder heads and an updated valvetrain inspired by the LS ...

Like the other LS engines, the LS9 is known for its durability and reliability. It's a 6.2-liter small-block engine initially built for the Chevy C7 Corvette ZR1. Being handmade in the same plant ...