As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NOTED SLIGHT DISCOLORATION OF COWL ON ROUTINE DAILY INSPECTION, REMOVED UPPER COWL FOUND LOWER COWLING WITH SLIGHT BURNED AREA AROUND NR 1 CYLINDER REMOVED EXHAUST WRAP TO FIND NR 1 EXHAUST PIPE CRACKED AND BLOWN OUT. THIS IS THE 4TH TIME ON DIFFERENT AIRCRAFT, SAME TYPE OF ENGINE WE HAVE FOUND THIS PROBLEM OVER THE PAST 3 MONTHS.