As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A/C CONVERSION FOUND CORROSION COMMON TO INTERNAL BEAR STRAP AT STA 908.5 TO 927.5 S-16L TO S-17L. CORROSION DAMAGE HAS BEEN BLENDED OUT. THE THICKNESS REDUCTION FROM 0.230" TO 0.191" IS OUT OF LIMITS PER 767-300 SRM 53-00-01 ALLOWABLE DAMAGE 1.