In internal combustion engines, Variable Valve Timing (VVT) is the process of altering the timing of a valve lift event. And, is often used to improve performance, fuel economy or emissions.
Variable Valve Timing (VVT) – What All Car Owners Should Know
First, there is a huge advantage with, variable valve timing (VVT). Because, all the factors traditionally associated with a given camshaft grind, are no longer fixed. As a result, making it possible to change valve […]