Want to know how healthy or unhealthy your engine really is? Get yourself a compression tester and find out. Despite how complex many modern vehicles are, you can do many common repair and maintenance ...

Cummins was founded by Clessie Cummins in 1919 and has been building reliable diesel engines for more than 100 years. Cummins engines are used in large trucks, buses, and leisure vehicles, as well as ...

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 ...