General Motors' LS Series engines have been hugely popular since their inception. We head to Ultimate Hydraulics to see how they put together and install an LS series engine into a Lowrider. Check ...

We build a 427-inch LSX engine with an iron block and Chevrolet Racing high-compression COPO pistons to make 661 hp on Westech Performance’s Superflow dyno.

We mix old and new by building a 427-inch Dart LX and topping it with a Roots 6-71 blower. This e85 mill made 869 hp and 773 lb-ft of torque on Westech’s dyno.

Project Groundhog, Part 1: Cleaning up and machining rusty parts from a 2005-era Chevy truck engine that was literally pulled out of a dirt floor.

LS engines have long been the go-to for performance enthusiasts looking to build massive horsepower on a budget, and for good reason. Since the debut of the LS1 in 1996, GM has refined these ...