What was found
DURING PREFLIGHT PILOT NOTICED THE ENGINE HAD AN OIL LEAK. MAINTENANCE INSPECTED AND DETERMINED THAT THE CRANKCASE NEAR NUMBER 6 CYLINDER WAS CRACKED NEAR THE FORWARD UPPER CYLINDER HOLD DOWN STUD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT PILOT NOTICED THE ENGINE HAD AN OIL LEAK. MAINTENANCE INSPECTED AND DETERMINED THAT THE CRANKCASE NEAR NUMBER 6 CYLINDER WAS CRACKED NEAR THE FORWARD UPPER CYLINDER HOLD DOWN STUD.