Fuel Quantity Indicator, Front-Reserve Tanks, P-38 Lightning, GE 8DJ12LAN F-8 Crusader likely for a large multi-engine

likely for a large multi-engine aircraft

It thus serves as the VHF antenna and the forward support for an HF antenna

The knob situated below the display on the indicator rotates to the oil tank display 1 thru 4 (see photo of display partially rotated)

The equipment is being redesigned for production by Ryan Aeronautical Company with the expectation that it will weigh about 175 lbs

according to the Accessories Interchangeability Chart dated Feb 1945

Fuel Quantity Indicator, Front-Reserve Tanks, P-38 Lightning, GE 8DJ12LAN F-8 Crusader likely for a large multi-engineHere is a fine specimen of a Fuel Quantity Indicator for the Reserve (Front) fuel tanks as used in versions of the infamous US Army Air Force twin tailed fighter P 38 Lightning, made by General Electric, Model 8DJ12LAN The P 38 had two fuel quantity indicators.. this was for the front reserve tanks, each holding 0 60 gals. The indicator has two pointers (the second one is barely visible in the photo as it rests behind the other) one for each tank. See