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

Compression in a diesel engine is essential for effective and efficient performance. And when compression is lacking, damage can result. That’s why it’s imperative to know whether your engine’s ...

Let's discuss something that is well known by diesel mechanics and hard-core enthusiasts but may not be fully understood by new diesel owners or people who may have heard the term "compression ...

Diesel engines typically have beefier, more robust cooling components to keep the motor cool in varying conditions. Modern diesels operate at a higher compression ratio, which makes their combustion ...

"Blow-by" is a fairly common term across all types of engines—diesel, gas, etc. For diesels, it's when compressed air and fuel in the cylinder bore is greater than pressure in the oil pan, and gas ...