A compression test is to determine how much pressure the engine makes, and a leakdown test measures its ability to hold pressure.

An engine compression test kit consists of a pressure gauge and an assortment of hoses and fittings so that the gauge can be connected to the spark plug holes on each of an engine's cylinders. To ...

Manufacturers can opt for several air-based methods such as pressure decay, differential pressure testing or flow-based methodologies.

To perform particle testing of compressed gas lines using the MET ONE 3400 series is simple. Ordering a new 3400 with gas calibration can be achieved with a single part number.

We walk you through a compression test, a great way to determine the condition of your valves and piston rings.