What was found
(CAN) IT HAS BEEN REPORTED THAT ACFT HAS HAD THE WRONG TAIL ROTOR BLADES FITTED. IT HAS BEEN FLOWN WITH 206-011-810-135 BLADES, LONG SHAFT, FITTED ON A -103 GEARBOX, SMALL SHAFT, FOR APPROXIMATELY 100 HOURS IN THIS CONFIGURATION. THE TAILBOOM HAS NOT BEEN CONTACTED.