As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING POST FLIGHT INSPECTION, FOUND FWD FLEX COUPLING BETWEEN ENGINE AND TRANSMISSION CRACKED ON DRIVE SHAFT SIDE OF COUPLING, WHILE REMOVING FLEX COUPLING, THE 3 BOLTS THAT ATTACH THE COUPLING TO THE BELT DRIVE PULLEY WERE FOUND SLIGHTLY LOOSE. DRIVE SHAFT SIDE BOLTS WERE TIGHT. ALL 6 BOLTS HAD COTTER PINS INSTALLED.