What was found
ENGINE ROUGHNESS DURING FLIGHT FOUND BENT PUSHROD HOUSING AND PUSHROD. REMOVED CYLINDER AND FOUND VALVE HEAD SEPARATED FORM STEM INTAKE SIDE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE ROUGHNESS DURING FLIGHT FOUND BENT PUSHROD HOUSING AND PUSHROD. REMOVED CYLINDER AND FOUND VALVE HEAD SEPARATED FORM STEM INTAKE SIDE.