What was found
DEN - FLT 327 - AIR RETURN, NR 2 ENGINE INFLIGHT SHUT DOWN. EMERGENCY DECLARED, RETURNED TO DENVER. LANDING UNEVENTFUL. NR 2 ENGINE LOW PRESSURE LIGHT CAME ON AND OIL PRESSURE GAUGE DROPPED TO 20 PSI. OIL QUANTITY DROPPED TO ZERO. WINDMILLING INSPECTION REQUIRED. REPLACED LP6 BUSHING ON NR 2 ENGINE GEARBOX. RAN ENGINE, NO LEAKS. REF: P & W OHM REPAIR NR 39/UAL MM 72-61-18. INSPECTED OIL FILTER, OIL SAMPLE SENT TO Q/A MCI. CHIP DETECTOR, OIL STRAINER CHECKED OK. RUN-UP OK. NO DEFECTS NOTED. REF: MM 72-00 PAGE 518D, ITEM 4. (X)