It's hard to believe that General Motor's LS series of engines have been with us for 20 years. Introduced in 1997, performance enthusiasts quickly learned all this new design had to offer—these ...

The original "My First Stroker" series, the last installment of which was printed back in the January 2007 issue, was a success with GMHTP readers looking for in-depth coverage and analysis of a ...

It can be safely said GM's all-new LS1 opened the door to a new world of technology and performance in the 1990s. It can also be accurately stated the LS family is easily the most successful V-8 in ...

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 ...

CJ Race Cars teams up with Jackstand Jimmy to install record-chasing turbochargers on his lightweight Camaro. With LS engine tuning, turbo plumbing upgrades, and target-breaking horsepower, this build ...