What was found
ROUTINE INSPECTION FOUND THE LEFT NACELLE, ENGINE OIL COOLER INLET NACA DUCT, TO HAVE BIRDSTRIKE DAMAGE. A BIRDSTRIKE INSPECTION WAS PERFORMED ON THE AIRCRAFT. THE NACA DUCT WAS REPLACED PER AERODESIGN REPORT NR 2170-1, REV. A, DATED 1-14-97.