Oil Pressure Gauge Set, Dual Engine, for 4 Engine Aircraft, US Gauge Type B-9C C-45 it would seem to be

it would seem to be for a dive bomber

According to the Maintenance Interchangeability gude dated Feb 1945

vs wings and tailwheel) aircraft

Measures ~6 inches wide

Here is an early WW2-era Airspeed Indicator with a maximum airspeed of 200 MPH

Oil Pressure Gauge Set, Dual Engine, for 4 Engine Aircraft, US Gauge Type B-9C C-45 it would seem to beThis is a pair of 1940 50's vintage dual engine Oil Pressure Gages, type B 9C (formerly AN5772 2) and made by US Gauge., labeled for engines #1 & #2 and 3 and #4. Likely used in late WW2 or post WW2 4 engine aircraft such as B 29, B 50, C 54 etc. Do your own research to confirm. The instruments are in very nice condition for their age. The dial markings are clear and the glass and cases are intact. Both have been painted on the outside glass with the