The pushrod engine is literally a century-old design, giving way to more modern turbocharged ones. But pushrods can still ...

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 ...

What we refer to today as the LS family of engines usually refers to the third and fourth generations of Chevrolet’s small-block V8. But to understand the relevance of these engines, and what makes ...

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.

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.

His work transformed the cam from a simple mechanical timer into a precise control device that shapes how an engine makes power, and those early principles still define camshaft design to this day.

The Evolution Big Twin-engined motorcycles like Fat Boys and Road Kings spent 18 years using a single four-lobed camshaft, while the Sportster's Evolution motor — and its ancestors like the K-model ...

Cale has spent the last year as a contributer for South Africa's leading motoring magazine, and writing for CARmag.co.za. After completing his Higher Certificate in Film at the SAE Institute, he ...