1. Net valve lift is the amount of lift (imparted to a valve) as measured at the camshaft lobe. 2. Valve duration is the period of time during which a given valve is off its respective seat and ...

There are few things in an engine that are more critical to its behavior and performance than the camshaft. Sure, headers, a better manifold and carburetor can also contribute to improved driveability ...

The camshaft has to be one of the most complex subjects in car tuning. But what do cams actually do? We’ll be answering that and everything else you need to know about them in this guide. Well, to put ...