Talk to any engine builder worth his salt, and he'll tell you the single most important component in a four-cycle internal combustion engine is the camshaft. The cam determines the engine's ...

If you confirm this relationship (when choosing a camshaft), you'll have taken a significant step toward ensuring the proper valve-motion characteristics. If you discuss this issue with your favorite ...

Engines are cool. They make noise and lots of power. That's what we're interested in--power. But in order to make that grunt, there are certain things you really should know. For induction and exhaust ...