As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE MOUNT ATTACHMENT BRACKET WITH CRACKS AT THE 12 AND 6 O`CLOCK POSITION. CRACKS ON IB AND OB SIDES OF THE AN960-616 WASHER. NORMAL FLIGHT CONDITIONS UNDER WHICH IT OCCURRED. POSSIBLE CAUSE AN960-616 WASHER TOO SMALL. LARGER AREA AND THICKER WASHER NEEDED TO SUPPORT THE UPPER ENGINE MOUNT LOAD. (K)