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.

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

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!

If your car is getting older or you feel like you may be losing some engine power, a compression tester can help sort out the problem.

To perform a relative compression check, you attach the lead to the starter wire and monitor how much energy it takes to crank the engine. The only downside to this quick test is if all the ...

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

Not all braking systems on semis have to be loud to be effective. Exhaust brakes make a fraction of the noise that compression brakes do, here's how they work.