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 ...

From the September 1997 issue of Car and Driver. During our first drive of this new five-valve Audi A4 2.8, we noticed that the only cars able to force us out of the blazing left lane of the autobahn ...

GM files a patent for advanced cylinder deactivation, aiming to make V-8 engines much more efficient without sacrificing ...

Growing electrification of marine propulsion systems implies a need to deliver denser circuits and more complex circuits ...