Aviation Instrument Attitude Indicator 300-18A P/N 504-0016-903 CORE (1224-1390) shipping_upsground_300 S/N 0VHL03

S/N 0VHL03

P/N 639361

P/N 62654-00

Continental O-300-D Model 6364

S/N 3055689

Aviation Instrument Attitude Indicator 300-18A P/N 504-0016-903 CORE (1224-1390) shipping_upsground_300 S/N 0VHL03Aviation Instrument MFG. Attitude Indicator 300 18A, P3 AH. P N 504 0016 903, 50 007. S N 155. CORE. Gyro Spins, but unit does not stabilize. For Parts. No Returns. It is the buyer's responsibility to determine the parts suitability for installation and airworthiness upon inspection. We are a full service aircraft maintenance shop that sells new aircraft parts from surplus inventory auctions and parts from salvaged airplanes. We try to be as clear as