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.

General Motors' LS series engines have been around since 1997, and have one key design feature that enables upgrades that significantly boost horsepower.

We give you some LS engine swap tips by using Classic Performance Products Adjustable LS motor mounts.

Time to take this build to the next level! 🔧 In this video, I install a performance camshaft into my C5 Corvette LS1, a major upgrade that transforms how this engine breathes and performs. 💥 ...

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.