Motorcycle builder Ducati is no stranger to building impressive machines, and its latest creation is nothing short of incredible. The Italian company has just created the most powerful single-cylinder ...

Worldwide, Honda enthusiasts invest hundreds, if not thousands of dollars on their powerplants to extract the utmost in power and reliability. Whether they opt to keep their Honda naturally aspirated, ...

Think of the camshaft as your engine's brain. It makes all the decisions as to when the valves should open or close, how long they stay open, when valve overlap occurs, and basically, everything else ...

For mild street engines, stock valve springs are more than adequate. But if you've screwed in a big bumpstick for strip-banging or banzai runnin', then pay attention. Our plan was simple: Install a ...