How to Calculate Compression Ratio from Scratch As an example, let’s calculate the CR for a popular big-block Chevy application.

Because this has become so critical, knowing how to accurately determine the true compression ratio of an engine is essential. That's what this Back To Basics segment is about.

We explore why a higher compression ratio means more power for your hot rod, and explain what to do to maximize that bump in power.

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

Variable Compression Ratio Engines have been some sort of a Holy Grail, and now Porsche proposes a viable solution for this ...

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.

That's because Infiniti is planning to roll out the variable compression ratio engine for its next generation of cars.

When should you get an engine compression test? Diesel engine compression tests aren’t a preventive measure, but are performed if you’re having issues with your machine. If your vehicle is ...