A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...

General Motors has filed a new patent that offers a look at how the company may be rethinking cylinder deactivation for its ...

Ford has developed a comprehensive range of EcoBoost engines, with everything from tiny 1.0-liter inline-three engines through to supercar-powering twin-turbocharged V6 units. While EcoBoost engines ...

Engine makers will have their hands full meeting the ultra-stringent emissions reduction mandates coming our way in 2027. Jacobs Vehicle Systems may have a solution. The U.S. Environmental Protection ...

When installing a performance cam, many owners lose the engine’s cylinder deactivation feature. Here’s why you may want to keep it active. Manufacturers of modern V-8 engines have realized that we don ...