As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ENGINE QUIT DURING STALL PRACTICE. ENGINE WAS RESTARTED AFTER LOSING 2000 FT. RETURNED TO AIRPORT WITH NO FURTHER TROUBLE. ENGINE HAD ROUGH IDLE , AFTER LENGTHY TROUBLESHOOTING IT WAS DECIDED TO REPLACE THE CARBURETOR. UPON INTERNAL INSP OF THE CARB ONE OF THE FLOATS WAS FOUND TO BE AT LEAST HALF FULL OF FUEL.