1 Mechanical Engineering Department, Applied Science Private University, Amman, Jordan 2 Mechanical Engineering Department, Jordan University of Science and Technology, Amman, Jordan 3 Mechanical ...

Variable valve timing and variable valve lift may sound similar, but they're entirely different. Here are the differences between them and how they work.

Mechanical Engineering Department, Applied Science Private University, Amman, Jordan. Mechanical Engineering Department, Jordan University of Science and Technology ...

The first production car engine with variable valve timing (VVT) came from Alfa Romeo in 1980. It was installed in the fuel-injected Alfa Romeo Spider. Before this, a few experimental systems existed, ...

Air has inertia, which creates breathing problems in an engine with traditional fixed valve timing. Many of today’s engines employ variable valve timing to solve this difficulty, explains Jake Venter.

The language of import performance can be strange. Sometimes it's a verbal stew of numbers and letters--RX-8, NSX, and MR2, for example--that seem randomly tossed together. At other times it adopts ...

The electronically controlled, cam-free internal combustion engine seemed like a good idea, but technical and market realities stifled its acceptance. Part 1 provided the context for the classic ...

Fortunately, GM, Ford, and Chrysler have all devised ingenious methods of altering the valve timing in their production V-8 engines in recent years. Although changing the timing of the valve events ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...