What was found
ROUGH ENGINE OPERATION ABOVE 2,500 RPM'S. FOUND NR 4 CYLINDER OUTER EXHAUST VALVE SPRING BROKEN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ROUGH ENGINE OPERATION ABOVE 2,500 RPM'S. FOUND NR 4 CYLINDER OUTER EXHAUST VALVE SPRING BROKEN.