What was found
SHIP 8131 -ATB- RETURNED BOS DUE TO DIRTY SOCK SMELL ON CLIMB OUT. CORRECTIVE ACTION: T/S PER ODI WORKCARDS. C/C/O BORESCOPE INSP OF ENGINES. FOUND SLIGHT STAINING ON NBR 2 ENGINE HPC BLADES. ENGINE CHANGED. (LP# 6481648, 0837145, 0837812, 6481657)