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

The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

Q: I have a 1973 Corvette with around 82,000 miles. That car is pretty correct and has not been modified. What besides an engine compression test will tell me when the engine is in need of restoration ...