What was found
LEFT ENGINE, SN P74152, EXPERIENCED AN IN-FLIGHT SHUT DOWN. ATTEMPTS TO RESTART WERE UNSUCCESSFUL. ENGINE P74152 WAS REMOVED FROM THE AIRCRAFT. UPON TEARDOWN, NOTED ENGINE TRANSFER GEARBOX PN 3070093-4, SN P312, PART TSN: 10,452.4 HOURS, CSN: 10,039, HAD FAILED (BEVEL GEAR AREA). THIS GEARBOX FAILURE HAD CAUSED A LOSS OF ENGINE DRIVEN FUEL PUMP PRESSURE; THIS LACK OF FUEL CAUSED THE ENGINE TO SHUT DOWN. ALIED SIGNAL ENG HAS BEEN ADVISED OF THIS CONDITION. ENG SN P74152 - TSN: 10,452.4 HOURS - CSN: 10,039 HOURS.