As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCO - FLT 0554 - THE NR 2 ENGINE FAILED WITH A LOUD POP AND FLAME SEEN IN THE EXHAUST DURING TAKEOFF ROLL AT 60 KNOTS. THE TAKEOFF WAS REJECTED AND THE AIRCRAFT WAS RETURNED TO THE GATE. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE. THE SDR WILL REMAIN OPEN FOR PART INFORMATION PENDING INVESTIGATION. (X)