Service difficulty reports · 2
Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.
SDR 99ZZZX595Piston · crackedDURING FLIGHT, THE RIGHT ENGINE BEGAN TO RUN ROUGH AND LOST OIL PRESSURE. THE PILOT SECURED THE ENGINE AND MADE A SAFE SINGLE-ENGINE LANDING. AN INVESTIGATION REVEALED A CRACK IN THE PISTON. THIS CRACK STARTED FROM THE OIL CONTROL RING LANDING THROUGH THE CSDR 96ZZZX1559Crankcase · crackedENGINE CRANKCASE 1157-21 DEFECTIVE DUE TO CRACKS AFT OF NR 2 CYLINDER. ALSO, NR 2 AND NR 3 BEARING SADDLES HAVE CRACKS. CRANKCASE PN 643202 MODIFIED TO 1157-21 PER STC SE 3630SW.