Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

Compression: An automotive term used by everybody, forever. Let's get into some detail and maybe develop a better understanding. Pressure, and more pressure: It's a must-have to produce power within ...

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 ...

Shock absorbers have been around in one form or another since the early 1900s, but those drivers wouldn’t recognize the sophisticated dampers used on street or off-road vehicles today. A shock ...

Four-stroke engines, which make up 99% of vehicles on the road, rely on a system for managing air intake, compression, ...

Fox Live Valve, a system which promises to control MTB suspension to suit the terrain, has been publicly in the pipeline for years. We first saw it on pro cross country and enduro racers’ bikes back ...