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 gauges with chrome bezels and rugged protective outer boots. Calibrated for 0-100 PSI and 0-700 kPa. Complete with pressure regulated manifold with quick couplers, 24" long 14 mm hose with 10mm, 12mm, and 18mm thread adapters. Adapters fit most applications. Sturdy blow molded hard case with removable lid keeps contents protected and secure when not in use. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.