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.

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

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.

Check out this engine compression test, leakdown, and bubble tests. Read more only at www.highperformancepontiac.com, the official website for High Performance Pontiac Magazine!

Compression test kits do just what they say: measure the ability of each cylinder of your engine to combust the fuel/air mixture without losing any of the resulting energy.

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

While an engine compression tester may not be the most common tool in a mechanic's garage, they can be very useful, especially for older cars.

We take a close look at what engine compression means, what it does, and how to test it.

Curious to learn just how healthy or unhealthy your engine is? Get yourself a compression tester and find out. See the best compression testers here.

Read the tech article on Tuning Engine Compression, brought to you by the experts at Chevy High Performance Magazine ...