Sealey CT951 Compression Tester

The Sealey CT951 is a compression tester designed for diagnosing engine performance issues across petrol engines. This professional diagnostic tool enables mechanics and technicians to quickly assess cylinder compression, helping to identify worn piston rings, valve problems, or head gasket failures. The large, easy-to-read gauge displays both metric and imperial readings, covering a pressure range from 0-300psi (0-2000kpa). A 12-inch flexible hose provides the reach needed for accessing awkward spark plug locations, whilst the side release valve allows for quick pressure d