As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM CLT TO ORL, APPROXIMATELY 90 MINUTES INTO THE FLIGHT THE RIGHT ENGINE STARTED BACKFIRING. THE PILOT PROCEEDED TO SHUT THE ENGINE DOWN AS A PRECAUTIONARY MEASURE AND DIVERTED TO SGJ AND LANDED SAFELY WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND ALL FOUR CYLINDER BASE MOUNTING STUDS ON RIGHT ENGINE NR 6 CYLINDER BROKEN. MAINTENANCE IS IN PROCESS OF REPAIRING ENGINE.