Also, engine compression readings can vary depending on altitude and other factors, so it is more important to compare the cylinders to each other rather than the assumed compression number.

An engine compression test kit consists of a pressure gauge and an assortment of hoses and fittings so that the gauge can be connected to the spark plug holes on each of an engine's cylinders. To ...

The guys at Muscle Car Review show you how to check engine compression with the latest tools. Check it out only at hotrod.com or the October 2011 issue of Muscle Car Review Magazine.

A static gas-engine compression test—static here means non-running and doesn't necessarily refer to static compression—requires a pressure gauge with a hose and sealed fitting to screw into ...

We walk you through a compression test, a great way to determine the condition of your valves and piston rings.