What was found
JFK - APPROACH INTO JFK RUNWAY 22L, APPROXIMATELY 50-100 FEET, HAD BIRD STRIKE IN NR 1 ENGINE. LANDED WITHOUT INCIDENT, WITH AN OUTSIDE AIR TEMP OF 42 DEGREES F. REMOVED AND REPLACED FIVE PAIRS OF FAN BLADES PER MM 72-31-02. INSPECTED NR 1 ENGINE FOR BIRD INGESTION, AND FOUND NO CORE ENGINE DAMAGE. PERFORMED ENGINE RUN NO DEFECTS NOTED. SUBSEQUENTLY ENGINE WAS CHANGED FOR A OIL LEAK THAT WAS NOT RELATED TO THE BIRD STRIKE.