What was found
THREE OF THE FOUR CYLINDERS WERE CRACKED AT THE CROWN OF THE HEAD. CRACKS WERE VISIBLE BETWEEN THE CYLINDER FINS WITH EXHAUST PRINTING VISIBLE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THREE OF THE FOUR CYLINDERS WERE CRACKED AT THE CROWN OF THE HEAD. CRACKS WERE VISIBLE BETWEEN THE CYLINDER FINS WITH EXHAUST PRINTING VISIBLE.