General Motors is getting ready to roll out the sixth generation (Gen VI) of its overhead-valve small-block V8, and early ...

A four-cylinder powered full-size pickup truck? You bet. Just look at the horsepower and torque—you used to need twice as many cylinders to produce this much output. It's no wonder there's no longer a ...

The Chevrolet Silverado has a mighty 2.7-liter turbo-four that makes General Motors proud and maybe even a little embarrassed. It produces a whole 420 pound-feet of torque—more than Chevy’s 5.3-liter ...

After developing a supercharger system for the 7.3-liter Godzilla V8 of the Ford Super Duty, Whipple has turned its attention to General Motors. This time around, the 5.3- and 6.2-liter truck engines ...