While race-car performance is the goal of a large cross-section of enthusiasts, the key to completing a very powerful "Cam-Only" LS1 build is a delicate balance of both parts and tuning talent. As ...

A quick refresh on the project: It's a gutted 1998 Trans Am Formula for its Gen-III LS1, then Pro Motor Engines in Mooresville, North Carolina, took a break from building wild NASCAR engines to help ...

Iron LS1 5.7L Dyno pull inside the dyno control room - hitting the rev limiter. 456hp One of the tuning runs for our leftover LS1 iron 5.7L LS engine build. This was with the upgraded Fast 92mm intake ...

Our Malibu wagon's goal was to create a tire-ripping, fun-time-having street car—a vehicle to fill with friends to rip burnouts around town and destroy cones on the autocross. After a year of trial ...