The MADDOX Cylinder Leak-Down Tester is designed to provide one of the most accurate tests available for diagnosing overall engine health. Quick-connect fittings make setup fast and easy. Large easy-to-read gauges have a color scale for precise readings. The complete kit includes pressure regulated manifold with dual gauges, 24 in. quick-connect hose with M14 threads, M10, M12, M18 adapters, blow molded case.

• Diagnose internal engine problems such as bad rings, valves and leaking head gaskets
• Pressure regulated manifold with two gauges, quick-connect for air supply, and quick-connect for air hose
• 2.5 in. gauges with protective boot and scale from 0-100 PSI and 0-700 kPa
• Easy-to-adjust regulator
• For use with most Domestic, European, and Asian vehicles
• Includes durable blow molded case