It's no secret that adding duration and valve lift helps make power. But besides changing camshafts, there is another way to modify valve events-change the rocker-arm ratio. Ford V-8 rocker ratios-at ...
Thumb through the pages of any performance magazine and you'll find it all over the place--camshaft lingo. Lift, duration, base circle, dual-pattern, overlap, rocker-arm ratio; whether you're new to ...
Viknesh Vijayenthiran June 26, 2008 Comment Now! Audi will implement a new valve-lift system for its direct-injection 2.8L and 3.2L V6 engines in the A4, A5, A6 and A8 models that’s claimed to boost ...