As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ANNUAL INSPECTION, FOUND FUEL STAINS AT NR 3 CYLINDER. REMOVED NR 3 CYLINDER INTAKE PIPE AND FOUND PIPE FLANGE CRACKED ONE-THIRD AROUND TOP. THIS MAY BE CRACKED BY IMPROPER SEAT OR AGE. NEW PIPE INSTALLED THAT HAD A THICKER FLANGE. TOTAL TIME, 1,806.6 HOURS.