As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING 1000 HOUR INSPECTION, AFTER REMOVING THE MAIN GEARBOX FOR USE ON ANOTHER AIRCRAFT, MULTIPLE CRACKS WERE FOUND IN THE AREA OF FS 4505 - FS 4565. L/H AND R/H "A PROFILES FOUND CRACKED. STIFFENER OUTSIDE OF L/H "A PROFILE CRACKED. LONGERON 18CM TO LEFT OF CENTERLINE CRACKED. LONGERON 18CM TO RIGHT OF CENTERLINE CRACKED. TRANSMISSION DECK TOPSIDE DOUBLER CRACKED ON L/H AND R/H SIDE. TRANSMISSION DECK SKIN CRACKED ON L/H AND R/H SIDE.