What was found
AT 27K TAKEOFF POWER, NR 1 ENG EGT TEMP EXCEEDED ON CLIMB ABOUT 955 C. THROTTLE RETARDED, EGT CONTINUED TO INCREASE THRU CLIMB, STABLE AT ABOUT 20,000 FEET, 880 C. 1 1/2 INCH THROTTLE SPLIT. ALL OTHER PARAMETERS NORMAL, FLIGHT DECLARED EMER & RETURNED WITHOUT FURTHER INCIDENT. ACFT WAS REMOVED FROM SERVICE. REPLACED EGT PROBE T495S3 & BITE CHECKED NORMAL IAW MM 77-21-01. OPERATIONALLY CHECKED OK.