As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW REPORTED THAT THE ENGINE WAS RUNNING ROUGH AT HIGH POWER SETTINGS AND RETURNED TO POINT OF ORIGIN. THE CARBURETOR WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE. THERE WAS NO EVIDENCE OF FUEL CONTAMINATION IN THE FUEL TANKS, FUEL FILTER, FINGER SCREEN OR CARBURETOR BOWL. A TEARDOWN REPORT HAS BEEN REQUESTED.