What was found
MIA - FLT 1301 - AFTER TAKEOFF MIA, NR 2 ENGINE WAS SHUT DOWN BY CREW DUE TO HIGH ENGINE EXHAUST GAS TEMPERATURE AND VIBRATION. CREW DECLARED AN EMERGENCY, RETURNED AND LANDED MIA WITHOUT FURTHER INCIDENT. REPLACED NR 2 ENGINE. SOURCE OF HIGH EGT WAS CAUSED BY FAILURE OF 1ST STAGE TURBINE BLADE DUE TO CREEP AND STRESS RUPTURE. BLADE EVALUATION INDICATES OVERTEMP AT THE BLADE 1/2 AND 3/4 SPAN. (M)