As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
372 HOURS TOTAL TIME SINCE NEW. RETAINER SPRINGS FELL OFF OF SEAL AND INTO THE OIL SYSTEM. NO DAMAGE CAUSED. THEY WERE CAUGHT IN OIL SCREEN. UPON REMOVAL OF VALVE COVERS AND VALVE SPRINGS, ALL SEALS WERE FOUND WORN AND SPRINGS READY TO WEAR THROUGH. (X)