Attitude Indicator Type J-8, MIL-I-5133A Battle BMEP is no longer measured

BMEP is no longer measured to monitor engine performance

As that screw is turned the striped maximum airspeed pointer moves along its prescribed range

While the B-6 may have been used in some versions of dual engine aircraft such as fighters P-38 or P-61

the indicator displayed total fuel quantity up to 16

which is designated by a vertical dash on this one and by a small aircraft silhouette on the I-65)

Attitude Indicator Type J-8, MIL-I-5133A Battle BMEP is no longer measuredThis is a Vietnam War era Attitude Indicator Type J 8 MIL I 5133A as used in aircraft of the US Army and US Air Force, such as the F 86F Sabrejet and F 100C Super Sabre Fighters, and Bell UH 1 and AH 1 Cobra Helicopters per their maintenance manuals. The small knob in the left corner adjusts the center horizon line to the pilot's perspective. The right hand knob, when pulled, cages the gyro and returns the horizon to center line. Both operate as they