Last month we acquainted you with a few unique procedures for using conventional tune-up devices—such as a vacuum gauge, timing light and electrical analyzer—for evaluating the efficiency and ...

We may receive a commission on purchases made from links. While browsing auto repair and maintenance tools at your local parts store, you've likely come across compression testers like the Orion Motor ...

The traditional "60/80" rule for piston engine compression is an outdated myth; specific manufacturer guidance (e.g., TCM Service Bulletin SB03-3) dictates airworthiness for Continental engines and ...

Cylinders are the heart of any internal combustion engine. The cylinders are where air and fuel are compressed and ignited, creating combustion which is what creates power. One of the most important ...

You might talk about it often, but do you really know what compression is all about? Every engine has to make it and those that don't are hurtin' for sure. But, here's the confusing part, for this ...