What was found
(CAN) ON INSPECTION THERE WAS NO COMPRESSION ON #4 CYLINDER. THE CYLINDER WAS REMOVED AND THE EXHAUST VALVE GUIDE WAS STUCK AND THE VALVE WAS IN THE FULL OPEN POSITION. THE CYLINDER WAS REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ON INSPECTION THERE WAS NO COMPRESSION ON #4 CYLINDER. THE CYLINDER WAS REMOVED AND THE EXHAUST VALVE GUIDE WAS STUCK AND THE VALVE WAS IN THE FULL OPEN POSITION. THE CYLINDER WAS REPLACED.