As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL, THE NR 3 ENGINE COMPRESSOR STALLED WITH FLAMES REPORTED FROM THE TAILPIPE. THE TAKEOFF WAS ABORTED AT 25 KTS. THE EGT REACHED A MAXIMUM OF 800C AND THE ENGINE RECOVERED. MAINTENANCE INSPECTED THE ENGINE INCLUDING A BOROSCOPE WITH NO TROUBLE FOUND. AN EVC CHANGE AND PRECISION TRIM WAS DEFERRED FOR 5 CYCLES. EXACT PART CAUSING PROBLEM TO BE DETERMINED.