What was found
BOTH UPPER OUTBOARD ENGINE MOUNT CHANNELS BROKEN THROUGH JUST ABOVE NUT PLATE HOLE. MAY HAVE BEEN CAUSED BY STRESSES IMPOSED BY THE COUNTER ROTATING ENGINES AND/OR UNREPORTED HARD LANDINGS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BOTH UPPER OUTBOARD ENGINE MOUNT CHANNELS BROKEN THROUGH JUST ABOVE NUT PLATE HOLE. MAY HAVE BEEN CAUSED BY STRESSES IMPOSED BY THE COUNTER ROTATING ENGINES AND/OR UNREPORTED HARD LANDINGS.