Even the competition has to agree, Chevy's LS-engine family is more than just a worthy successor to the original small-block; it's one hell of a motor. The Blue Oval boys are jumping up and down about ...

Loyal HRM readers will no doubt remember our "Ultimate Chevy LS Cylinder Head Test" in the Dec. '10 issue in which we tested 11 different LS1/LS6 cathedral-port-style heads. In this issue we're doing ...

With the majority of the short-block assembled in Part I, the L92/LS3 engine is ready to be completed and then tested on the dyno. To recap the build, in Part I Texas Speed and Performance (TSP) used ...

It has been dubbed by many as a mini-LS7, and for good reason. Bone stock, our '09 C6 tester made a whopping 406 rwhp on Redline Motorsports' Dyno Dynamics rollers. With a big cam, Kooks 1 7/8-inch ...