With a simple diesel engine compression test, it is possible to spot compression problems before they get worse. Here’s information on these tests and how to decide if it is time to perform one.

A compression test reveals the condition of your engine's valves, its valve seats, and piston rings and whether these parts are wearing evenly.

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.

A crank compression test can tell you a lot about an engine and we will be going over the numbers. - Super Chevy Magazine ...

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We run Don Hicks’ repaired and perfected Ford 393-Cleveland Stroker motor on both an engine dyno and in his 1973 Mustang on a chassis dyno.

Is your engine underperforming? Our expert shares how a diesel engine compression test could provide the diagnosis.