What was found
NR 2 ENGINE FAILURE ON TAXI OUT, ENGINE WAS RUNNING NORMALLY, ALL INDICATIONS NORMAL. NO ABNORMAL SECONDARY INDICATIONS, ENGINE RUNNING FOR APPROXIMATLY 20MINUTES BEFORE FALLING. C/W ENGINE FLAME OUT FIM TASK 73-06 TASK 807 UP TO STEP E2B, NO RELATED FAULTS NOTED, ACCOMPLISHED HIGH POWER ENGINE RUN IAW AMM 71-00-00 NO FAULTS NOTED. AC OK FOR SERVICE. ALL WORK PERFORMED BY FLIGHT CHECK AVIATION.