Motion Pro Digital 4-Stroke Leak Down Tester

Accurately displays the total percentage of leakage past the rings, head gasket, intake and exhaust valves Speeds up troubleshooting and helps to isolate bad components Precision digital display provides accurate, easy to read results Easy to use precision pressure regulator built into body of tool Rugged rubber boot protects digital gauges Tests at 80, psi cylinder pressure. Requires 90 PSI air source. Includes 1/4" male industrial quick connector Meets FAA leak down test specifications for cylinders below 5.00" (127mm) bore diameter Hose and adapter fits 10mm, 12mm, 14mm spark plug threads Includes convenient molded tray and instructions Patent pending