Explained-Audi Valvelift System Posted on 08.2.2008 22:22
by
Shrawan Raja Filed under:
Audi | technology | GermanyAVS, quite simply, lifts valves higher and for a longer period of time to improve breathing and therefore engine performance at high revs. Instead of securing the bigger lobe via a side-pin, the lobe in question is pushed onto the valve by moving a whole cam lobe unit (consisting of a smaller and bigger lobe) sideways on the camshaft. When it's time for the smaller lobe to take over again, the selfsame unit simply glides back along the camshaft to its original position. This side-ways (...)
Permalink | Comments
http://www.topspeed.com/cars/car-news/-explained-audi-valvelift-system-ar61756.html