What was found
FLIGHT 3201 BUF-LGA - ON INITIAL CLIMB AT APPROXIMATELY 8000 FT, E2 ITT BEGAN TO RISE ABOVE 900 DEGREES. RAN QRH AND THE PROBLEM STILL PERSISTED. THERE WERE NO OTHER ABNORMAL INDICATIONS. THE OIL TEMP AND PRESSURES WERE NORMAL. THE TEMP CONTINUED TO RISE ABOVE 903-905. AT THAT POINT THE CREW DECIDED TO SHUTDOWN ENGINE AND RETURN TO BUF. AN EMERGENCY WAS DECLARED AND THE FLIGHT LANDED WITHOUT EVENT IN BUF. MAINTENANCE FOUND DAMAGE TO THE CUSTOMER SERVICE MANIFOLD. REMOVED AND REPLACED NR 2 ENGINE IAW JOB CARD CE720001. OPS CHECK GOOD.