What was found
FLT#1359, JFK-KIN. (AIRCRAFT PERFORMED AN AIR TURN BACK TO JFK) ' BIRD STRIKE ON TO ROLL ENG 2 VIBE (N1) N 5.1 ON CLIMB OUT AND NOTICED HIGHER ENG 2 VIB ON GROUND WITH REV THURST APPLIED ON LDG OVERWEIGHT LANDING SMOOTH; ACCOMPLISHED BIRD STRIKE INSPECTION IAW.AMM 05-53-00. AIRFRAME NO DAMAGE FOUND. #2 ENG BIRD DAMAGE SEE L/P # 3452703 FOR SIGN-OFF ITEM #1 (INSTALLED FAN BLADE # 21 ON ENG # 2 IAW AMM 72-31-11 AND TORQUE TO SPEC) AND #2 (INSTALLED FAN BLADE # 22 ON ENG # 2 IAW AMM 72-31-11 AND TORQUE TO SPEC).'