What was found
AFTER DEPARTURE AT APPROXIMATELY 700 FEET MSL, A LOUD BANG OR SERIES OF BANGS WAS HEARD AND FELT. MOMENTARY VIBRATION WAS FELT THROUGH AIRFRAME. THE AIRCRAFT YAWED AND ROLLED. WE CONTINUED CLIMB TO 3000 FEET AND DECLARED AN EMERGENCY. WE DIVERTED TO KJFK AND LANDED OVERWEIGHT ON RUNWAY 31L. TOUCHDOWN WAS SMOOTH AND LIGHT BRAKING WAS USED. THE DIAGNOSTICS PAGE SHOWS UNEXPECTED ENGINE SURGEON THE RIGHT ENGINE. REMOVED NO. 2 ENGINE FOR 3RD STAGE HPC DAMAGE ALL DONE IAW AMM 71-00-01 & AS907-2-1A LMM 72-05-22.