What was found
EN ROUTE FROM SAD TO GKY, THE PIC FEATHERED THE RIGHT ENGINE DUE TO FLUCTUATING OIL PRESSURE AND DIVERTED TO ABI. THE RT ENGINE, TPE33155252M, SN P-33064 WITH 1,847.4 HOURS SINCE OVERHAUL. COMPRESSOR IMPELLER P/N 3107110-2, SN 6-03160-281 WITH 1,513.4 HOURS SINCE OVERHAUL. THE FIRST STAGE IMPELLER HAD A BROKEN BLADE. CAUSE OF BLADE FAILURE IS UNKNOWN AT THIS TIME. ENGINE IS CURRENTLY BEING REPAIRED AND THE EFFECTED IMPELLER HAS BEEN SEN FOR EVALUATION.