Torquemeter, Dual Engine, Type AEU 3/A General Aero Prod Corp 86407-1 1967 Avro The {Gentex} H-4 was a

The {Gentex} H-4 was a further development of H-3

see the illustrations of the location of this gyro on the instrument panels of the F9F-5 and the HUP-1 from their flight manuals

as used in the Korean War-era US Air Force F-86F Sabrejet Fighter

a Torque Pressure Indicator

By rotating the scope on its base to align the path of these objects

Torquemeter, Dual Engine, Type AEU 3/A General Aero Prod Corp 86407-1 1967 Avro The {Gentex} H-4 was aThis offer is for a Dual Engine Torquemeter, made by General Aero Prod Corp. It has a service stamp dated Nov 11, 1967. Measures 3. 25in diameter and ~5in deep. It is in nice condition given its age. The dial markings are clear and the glass and case are intact.