What was found
AIRCRAFT EXPERIENCED POWER LOSS DURING CLIMBOUT. AIRCRAFT CIRCLED AND LANDED AND DEPARTED END OF RUNWAY, ROLLED OUT THRU RUNWAY LIGHTS. PROPELLER STRIKE OF ONE LIGHT. FOUND NR 2 CYLINDER EXHAUST VALVE STUCK AND VALVE GUIDE LOOSE . FURTHER INSPECTION ALSO FOUND EXHAUST PUSH ROD DAMAGED AND PISTON SLIGHTLY CONTACTED EXHAUST VALVE. REMOVED AND REPLACED CYLINDER ASSY, PUSH RODS, INTAKE AND EXHAUST ROCKERS, AND PUSH ROD TUBES WITH NEW PARTS. RECOMMENDED COMPLIANCE WITH MFG MSB PROP STRIKE INSPECTION BEFORE NEXT FLIGHT. (GL15200412166) (GL15200412587)