The bumps and grinds business has gone scientific. Camshaft technology has advanced dramatically in recent years, and nowhere is this newfound sophistication more readily apparent than on the street.

Sometimes we all need a little change in our lives. The same could be said for that camshaft that pumps the valves open and closed in your street engine. What was once state of the art is now obsolete ...

It's been a long time coming for a VQ cam test, and we've put a lot of effort into swapping and properly testing some of the more popular camshafts available for the Nissan VQ35DE engine. The VQ35 is ...

When the function of a camshaft(s) is explained to non-mechanically-inclined types, it's sometimes referred to as the "brain" of an engine. Most engines will live their entire lives with the stock cam ...

Decades ago (OK, half a century or more), there was a product advertised in many of the performance magazines called the Varicam. The idea was a set of springs attached to a centrifugal device that ...