As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ENGINE START THE STARTER FAILED. STARTER WAS REMOVED AND DRIVE SHAFT WAS FOUND FRACTURED. ALTHOUGH THE ENGINE DID NOT START THE CRANKSHAFT CLUSTER GEAR, P/N 656762 WAS DAMAGED. ENGINE REQUIRED REMOVAL AND REAR CASE/SUMP REMOVAL TO FACILITATE CRANKSHAFT GEAR REPLACEMENT.