As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MADE AN UNSCHEDULED LANDING, THE PILOT REPORTED SMOKE IN THE COCKPIT. AFTER LANDING AT OGB. FOUND THAT THE EXHAUST STACK HAD SEPARATED FROM THE MUFFLER. BECAUSE OF THIS, THE COWL SUSTAINED DAMAGE AT THE EXHAUST STACK PORT. THE AIRCRAFT WAS 10 HOURS FROM BEING DUE A 100 HOUR INSPECTION. MORE ATTENTION IS BEING GIVEN TO THIS AREA TO PREVENT PROBLEM. (M)