What was found
ON TAKEOFF LT ENG EGT 636 FOR APPROX 9 SEC N1 94% N2 97 & EPR 1.98 OAT 34C OIL TEMP WENT TO 136 DEGREE. DURING THE TAKEOFF ROLL THE CREW NOTED THE EGT ON THE LT ENG WENT TO 636 C FOR 9 SECONDS. THIS ACFT WAS ALREADY ON THE MTO PROGRAM & AT THIS TEMP IT WILL REQUIRE A BORESCOPE INSPECTION. DURING THE RETURN ATC DECLARED AN EMER FOR THE FLIGHT & ROLLED THE EMER EQUIP. WO 00258651 IAW POWER PLANT ENGINEERING, EXCURSION WAS DUE TO ELEVATED THRUST LEVELS. NO FURTHER ACTION REQUIRED.