Numerous articles and stories have been prepared by hundreds of experts on how to improve the internal combustion (IC) engine for more speed, power or what have you. Millions of dollars worth of ...

Internally, we've joked forever about a story like this one: how to install a small-block Chevy in a car that came with a small-block Chevy. What could be more self-evident? What could have been ...

An engine’s need for the best possible lubrication is obvious, but these days everybody wants to extend the oil-drain period as long as they can. Trouble is, the lube’s critically important additive ...

Some of these are gonna seem pretty basic. But everybody from the beginner to the seasoned engine-tuning veteran has probably been guilty of misdiagnosing a poor-running engine at some point in time.

One of the more difficult technical aspects of diesel performance is choosing a turbocharger. If you put enough fuel through a diesel engine, it's going to run up against a point where the stock ...