Valve overlap—that crucial interval when both the intake and exhaust valves are open, expressed in degrees of crankshaft rotation—is typically a fixed parameter and always a compromise. For example, ...
There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...
The letters VVEL are important to the architecture of Nissan engines. Those four letters stand for Variable Valve Event and Lift. What that refers to is a Nissan engine that operates without the use ...
For the PDF version of this article, click here. While the motoring public waits breathlessly for the promise of a revolution in powertrain technology to materialize, the venerable gasoline-powered ...