What was found
EXHAUST VALVE STUCK IN GUIDE CAUSING PISTON STRIKE AND BENT PUSH ROD. AIRCRAFT ON GROUND DOING RUN-UP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EXHAUST VALVE STUCK IN GUIDE CAUSING PISTON STRIKE AND BENT PUSH ROD. AIRCRAFT ON GROUND DOING RUN-UP.