What we refer to today as the LS family of engines usually refers to the third and fourth generations of Chevrolet’s ...

Overhead-valve internal-combustion engines, in which the valves are located in the cylinder head and actuated by a block-mounted camshaft via pushrods, go way back in automotive history. Production ...

Much of the Dodge's modern success can be attributed to thundering Hemi V8s under the hood of the Challenger, Charger, and other models. Likewise, much of the reason for its floundering sales today is ...

Are you ready for a junkyard engine swap for your Ford project? A Godzilla 7.3-liter V8 with a cam and intake upgrade is a ...

In a pushrod OHV V8, the single camshaft in the block spins at half engine speed and its lobes push lifters that move long rods up and down, which then pivot rocker arms to open the valves, a chain of ...

General Motors has filed a new patent that offers a look at how the company may be rethinking cylinder deactivation for its next generation of pushrod engines. The application, published by the U.S.

Volvo once created an engine known as the redblock. Its production didn't continue into the 2000s, but it's still regarded as a fantastic engine today.

Correctly viewed, a pushrod engine's valvetrain assembly stands at the gateway of improved power. It is not a collection of components only intended to time and provide the correct valve motion.