We're always on the lookout for new stuff, so when information on Comp Cams dual conical valve springs came across our desk, we were eager to take a look. Comp introduced these dual conical springs in ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

You've probably read this line a dozen times: "It's never been easier to make horsepower than right now." While that's true, it also means everything else in the engine is now more highly stressed.

For Part I, covering the new combustion system, direct injection, and active fuel management: click here. For Part III, covering the block, crankshaft and lubrication systems: click here. Continuing ...

After having to handle some technical issues with the intake valve springs that has delayed the public launch of the machine, the British division of Kawasaki announced its very much anticipated 2011 ...