The OTC cylinder leakage tester kit can quickly diagnose internal engine problems such as bad rings, valves and leaking head gaskets. The tester features dual 2-1/2 inch chrome bezel gauges and rugged protective outer boot. The scales read 0-100 pounds per square inch and 0-700 kPa. Complete with pressure regulated manifold with quick couplers, long flex 24 inch 14 millimeters hose, and 10 millimeters, 12 millimeters and 18 millimeters thread adapters. Kit comes complete with adapters for most applications and a blow molded hard case with removable lid.