GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

The 6.4-liter and 6.7-liter Power Stroke Diesel engines are different sizes and made by different manufacturers -- one by ...

A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...

The $7500 Chevy Silverado 2500 is getting a serious motor swap, and things are getting real! The crew dives into removing the old, knocking engine, battling cold weather, and maneuvering the engine ...

I never thought I'd say that the GMC Hummer EV, which has over 1,000 horsepower and weighs over 9,000 pounds, would make a ...

Born from EV technology, this electronic brake booster is quietly transforming how vintage performance cars stop—and why ...