What was found
ON 4-1-95, A ZERO TIME OVERHAULED ENGINE WAS INSTALLED ON NR 1 POSITION. THE AIRCRAFT WAS TEST FLOWN FOR ENGINE INSTALLATION AND OPS CHECKED OKAY. THE AIRCRAFT WAS RELEASED FOR SERVICE. ON THE FIRST REVENUE FLIGHT TO TREASURE CAY, NR 1 ENGINE BEGAN RUNNING ROUGH AND LOSING OIL PRESSURE. THE AIRCRAFT DIVERTED TO FREEPORT AND LANDED. UPON INSPECTION OF THE ENGINE, NR 2 CYLINDER EXHAUST PUSHROD WAS FOUND BENT AND THE PUSHROD HOUSING WAS BROKEN CAUSING THE LOSS OF OIL.