Aircraft / Avionics Orders: 800.447.3408 Radio Control Orders: 877.219.4489
The ATS 2E Differential Pressure Tester has a .040” orifice and is the appropriate tool for ALL Textron Lycoming engines as indicated in their Service Instruction SI-1191A. Teledyne Continental engines require the model 2EM to comply with their Service Bulletin SB03-3. For all other makes of engines, consult FAA AC43.13 REV 1B for guidance in selecting the proper instrument for your engine.
This differential pressure tester comes complete with on-off safety valve to eliminate pressure when disconnecting from the cylinder. Can be used to check intake or exhaust valves, cracked or worn rings, defective cylinders, worn bushings, etc.