General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, ...

When it comes to upgrading small-block engines, camshafts are a popular choice for enhancing performance. Different camshaft ...

I'm in the process of building a 348 Chevy stroker [W-series early big-block] engine with a 4-inch stroke crankshaft, 6.135-inch [center-to-center] H-beam stroker rods, a 0.030-inch overbore, and a 10 ...

Michael Rasmussen; Massaprqua, NY: I have a 454 big-block from a Chevy truck in my Chevelle. I just purchased the Edelbrock Performer RPM 60459 heads, an 800-cfm carb, and an Air-Gap manifold. I ...

Contemplating the advantages of the pushrod-actuated overhead valve engine design in what appears to be the twilight of internal combustion might sound as anachronistic as a quick look at the value of ...

The great thing about owning a Gen I small-block Chevy is since they were built in such vast numbers, the level of aftermarket support is almost overwhelming. Compared to their blue-oval counterparts, ...

In the '60s, America developed some cool, advanced engines, such as Pontiac's overhead cam inline-6 or the jet-turbine in the Chrysler Turbine Car. Still, when push comes to shove, our first love is a ...

It's appropriate, we think, that a camshaft has lobes, since this relatively simple device is so often called the brains of an engine. And indeed, a camshaft does direct several engine functions in a ...

Chevy's LT5 engine has more horsepower and torque, but the LT4 engine uses GM's Active Fuel Management system to save more fuel.

The be-all-end-all pushrod V8, the Chevrolet small block is the second V8 engine developed by the Golden Bowtie after the Series D of 1917. The original was discontinued in 1918 because it made ...

"There's no replacement for displacement!" This has been the battle cry of big block fans everywhere, and for good reason. A Chevy big block brings the thunder, whether you're roasting tires with a ...