Twin Gauge Cylinder Leakage Tester

Allows you to accurately diagnose engine problems such as bad valves, worn rings, cracked cylinder walls and blown gaskets.

Works from shop airline and has 14 and 18mm adaptor fittings Blow-by readings shown in percentages. Dual gauges allow mechanic to monitor input line pressure. Supplied in plastic blow mold case, complete with instructions included.

• First Gauge: 0 to 100psi(0 to 7 bar).
• Second Gauge: 0 to 100 percent leakage.
• Gauge Diameters: 2.1/2" (65mm).