As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) DURING RECIFICATION FOR A LEAKING PUSHROD TUBE AND REPLACEMENT OF NO1 CYLINDER, A LOWER CRANKCASE THROUGH STUD PULLED OUT - THE CRANK CASE WAS SPLIT AND IT WAS THEN FOUND THE FRONT BEARING HOUSING WAS 0.0010IN OUT OF ROUND AND THE MIDDLE HOUSING WAS +0.0005IN ON ONE SIDE AND -0.005IN ON THE OTHER - PERSONNEL/MAINTENANCE ERROR