You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...

In the first two installments of this series on engine fundamentals, we've covered the subject from its absolute beginning. An internal combustion engine is a machine that converts the energy of a ...