Motion Pro 4-Stroke Leak Down Tester

•Designed to check the amount of cylinder leakage in a 4-stroke engine. •With an air source of 70 to 160 psi, this system will pressurize the cylinder with 60 psi of air. •Gauge will register the total percentage ofleakage past the rings, head gasket, intake and exhaust valves. •10, 12, and 14 mm spark plug thread hoses, regulator and gauge included. •Speeds up troubleshooting and helps to isolate bad components, includes the convienent carry box and instrustions.