Engines work best when the right things happen at the right time. For instance, when ignition spark happens too late, you might embarrass yourself on the dyno; when it happens too soon, you might end ...

Even the most seasoned engine builders usually feel uncomfortable when conversation drifts to the intricacies of camshaft design. Surprisingly, the common termsduration,lobe separation angle, and ...

It's been all the talk on internet forums, club meeting hangouts, and in enthusiast garages across the nation—the loss of zinc and other protective "barrier" chemicals in modern oil damaging ...

When it comes to building a powerful engine, there is a hierarchy to the parts choice from most to least critical. The right set of well-designed cylinder heads with high airflow and good chamber ...

Ever wondered what people are talking about when they say "dual overhead cam"? Don't worry, because we're here to explain it ...

A camshaft uses egg-shaped “cams” to open and close engine valves (one cam per valve), while a crankshaft converts “cranks” (the up/down motion of the pistons) to rotational motion. Located in the ...