Checks cylinder compression from 0 to 300 psi (0-21 Kg/cm2)
Adapters fit 14mm and 18mm spark plug holes
Special air hold valve for easy resetting of gauge
16" rubber hose
Serviceable product
Need to know if an engine has a problem? Whether you're buying a used vehicle or trying to decide whether to rebuild a motor, a compression tester comes in handy. The KD Tools Compression Tester can let you know if you've got worn rings, a blown head gasket or other cylinder compression issues. Made for everyday use!
