The Chevy small block pushrod V8 has survived 70 years, producing 108 million engines while outperforming modern DOHC rivals ...

Pushrod V-Twins had a very unique design that involved the use of four camshafts connected by meshed gears. The reason for ...

Late Model Engines transformed the 7.3-liter Godzilla engine into the massive Bosszilla naturally aspirated 460 stroker for ...

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 ...

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.