This is a category that is pretty rapidly going away. You'll be hard-pressed to find an overhead valve — also known as a pushrod — engine in anything outside of a General Motors LS/LT V8 or one of ...

And among them stands the undisputed king: a massive big-block crate engine with more displacement than any other bowtie V8 ...

Racer Brown, HOT ROD’s tech editor, understood the intrinsic value of the small-block Chevy to such a degree that it changed his life. The Chevrolet Motors Division of the General Motors Corporation ...

Some automakers are famous for specific cars, others for innovating when the world seemed stuck in the mud. Some, like Volvo, are famous for safety, but some fly under the radar, their greatest ...

It seems, for the modern American production car. that the 'L' head engine is a thing of the past. Present design trends indicate that the few remaining flathead engines now in production will be ...

General Motors’ all-new 3.9L V6 has been honored with a Breakthrough Technology award by Popular Mechanics for its innovative use of variable valve timing in an overhead valve engine. For ages GM has ...

In racing, the valvetrain is one of the most highly stressed engine systems. High valve lift, high engine speed, and high spring pressures exponentially increase their demands on the lifters, pushrods ...

Less maintenance and a smoother operation are just a few benefits of running hydraulic lifters in engines, which is why just ...