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 ...

LS3's can make great power with the stock heads, but Trick Flow engineers combined the best features of GM's LS3 and LS7 cylinder heads with its own race-winning engineering and technology to create ...

The2014 Corvette Stingrayhas barely been on the street for a week, and Chevrolet’s new bad-body Gen V SBC has only been out a few weeks longer than that. Never the less, our good friends in the ...

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 ...

It’s a good question when considering aftermarket upgrades for any car: is the value provided worth the investment? That’s the question today, featuring Motor Trend’s Engine Masters series. The ...