Continental IO-520-BA

Service difficulty reports · 111

Newest first. General aviation reporting is voluntary.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE engine_model_key = 'IO520BA'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 2026FA0000631Impulse Coupling · destroyedTHE PILOT/OWNER ATTEMPTED TO START THE PLANE. AFTER THE FIRST FAILED START, THE PROPELLER STOPPED SPINNING DURING THE SECOND ATTEMPTED START. THE PILOT ABORTED THE START AND ALERTED ME TO A GRINDING SOUND. UPON INSPECTING THE ENGINE, THE LEFT MAGNETO HOUSING HJul 8, 2026 · N231S · Beech V35 · Magneto/DistributorSDR 2018FA0000470Control Cable · corrodedDURING CRUSE ALTITUDE 7500FT, THERE WAS A LOSS OF AILERON CONTROL. THE AIRCRAFT DRIFTED TO THE RIGHT AND WAS CORRECTED BY ROLLING LEFT. THE PILOT THEN FELT SOMETHING BREAK AND THE RIGHT WING DROPPED. THE PILOT TURNED THE AILERON CONTROL YOKE TO THE LEFT, UNTINov 1, 2018 · N9568Q · Beech V35 · Aileron Control SystemSDR 2018FA0000460Gasket · failedINDUCTION AIR FILTER INSTALLED WITH STC APPROVAL. GASKET FAILING. GASKET IS MISSING IT CAN COME LOOSE AND BE INGESTED IN TO THE ENGINE. 500 HR TT.Sep 1, 2017 · N285LA · Beech V35B · Engine Air Intake SystemSDR 2017FA0000280Magneto · faultyWHILE IN FLIGHT, THE TACH SHOWED THE RIGHT MAG GOING OUT OF SYNC WITH LEFT FOR BRIEF MOMENTS. THE TACH INDICATION WOULD SCROLL DOWN AND BACK UP DURING THESE BRIEF EVENTS. THE ENGINE CONTINUED TO RUN SMOOTH AND AT A CONSTANT RPM. ON THE GROUND, A MAG CHECK SJun 26, 2017 · N35MS · Beech 35BEECH · Magneto/DistributorSDR 2017FA0000416Brake Disc · failedRIGHT MAIN BRAKE DISC NON-REPAIRABLE DUE TO FAILURE AT ALL THREE MOUNTING POINTS. ORIGINAL EQUIPMENT.Oct 20, 2016 · N688M · Beech F33A · Landing Gear Brake SystemSDR PAIR201605203338Crankcase · crackedCOMPLIED WITH AD 77-13-22 & FOUND A CRACK APPROX 1 INCH LONG IN THE CRANKCASE CRITICAL AREA EXTENDING DOWNWARD NEAR THE UPPER FWD STUD OF NR 1 CYLINDER. ENG MANUFACTURED IN 1977 WITH TOTAL TIME OF 765.5 HOURS, 109.6 HOURS SINCE OVERHAUL IN 2006.May 19, 2016 · N1880L · Beech V35B · Reciprocating Engine Power SectionSDR 2016FA0000074Camshaft · crackedDURING CLIMB OUT, PIC HEARD ENGINE NOISE. AT 6000 AGL ENGINE SHUTDOWN AND PILOT LANDED AT NEAREST AIRPORT. A SUBSEQUENT ENGINE TEARDOWN REVEALED APPROXIMATELY 12 CAM GEAR TEETH DAMAGED ON PN 655516A.Dec 26, 2015 · N61SM · Beech A36 · Reciprocating Engine Power SectionSDR 2011FA0000347Bearing · spunENGINE BEGAN RUNNING EXTREMELY ROUGH AND PRODUCED ONLY PARTIAL POWER. MADE A PRECAUTIONARY LANDING WITHIN 5 MINUTES. ON TEARDOWN, DISCOVERED NR 2 MAIN BEARING HAD SPUN AND CUT OIL TO NR 3 ROD BEARING WHICH OVERHEATED. NR 3 AND NR 4 RODS SEPARATED FROM CRANKMay 6, 2011 · N2561T · Navion STCNAVION · Reciprocating Engine Power SectionSDR 2010FA0000538Rib · crackedDURING AN ANNUAL INSP, (1) NOSE RIB WAS FOUND CRACKED IN THE RT FLAP. IT IS THE RIB LOCATED DIRECTLY BENEATH THE ATTACH BRACKET MOUNTED ON THE SKIN.May 17, 2010 · N103SM · Beech A36 · Trailing Edge FlapsSDR 2010FA0000580Rib · cracked((OF1R)) DURING AN ANNUAL INSP, 1 RT FLAP NOSE RIB WAS FOUND CRACKED. IT IS THE RIB LOCATED DIRECTLY BENEATH THE ACTUATOR ATTACH BRACKET. IT WAS CRACKED IN THE RELIEF CUTOUT FOR THE FLANGES AND THROUGH THE MOST FWD NUTPLATE RIVET HOLES. VERY INACCESSABLE AMay 17, 2010 · N1886W · Beech A36 · Leading Edge DevicesSDR 2008FA0000436Cylinder · crackedCRACK VISIBLE AT NR 4 CYLINDER. CRACK APPEARS TO START AT CASTING ANOMALY, CONTINUES TO EDGE OF FINS, AND IS VISIBLE AT THE FIRST FOUR COOLING FINS. ALSO VERIFIED, THROUGH USE OF EDDY CURRENT, THAT THE CRACK CONTINUES TO THE SPARK PLUG HOLE. ALL OTHER CYLINDERMay 6, 2008 · N2024W · Beech V35 · Reciprocating Engine Cylinder SectionSDR XGN2008F00001Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Jan 7, 2008 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2008F00002Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Jan 7, 2008 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2008F00000Cylinder Head · crackedENGINE CYLINDER HEAD CRACKED. (K)Dec 7, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR 2007FA0001054Cylinder Head · crackedCRACKED BEHIND INJECTOR BETWEEN FIRST AND THIRD FIN. SAME AS ALL THE OTHERS. THE (NEW) E-SERIES CYLINDER HEAD IS DEFECTIVE. (K)Nov 21, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR 2007FA0001055Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN FIN NR 1 AND 3. DEFECTIVE MFG PROCESS. (K)Nov 21, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00029Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN FIN NR1 AND NR 3.Nov 21, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00030Cylinder Head · crackedCYLINDER HEAD CRACKED BEHIND INJECTOR BETWEEN 1ST AND 3RD FING. SAME AS ALL THE OTHERS! THE (NEW E-SERIES) CYLINDER HEAD IS DEFECTIVE AND MFG KNOWS IT AND THEY KEEP SELLING THEM. (K)Nov 21, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR 2007FA0001087Rib · crackedAT ANNUAL INSPECTION FOUND RT FLAP ROD ATTACH POINT RIB CRACKED. (K)Nov 9, 2007 · N4475S · Beech V35B · Trailing Edge FlapsSDR XGN2007F00026Cylinder · crackedCRACKED BEHIND INJECTOR BETWEEN 1ST AND 3RD FIN. (K)Sep 5, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00020Cylinder Head · crackedECI, REV 3, E SERIES, CYLINDER ASSY, 611.9. SINCE NEW CRACKED ON TOP OF CYLINDER BEHIND FUEL INJECTOR BETWEEN THE (1ST) AND (3RD) FIN. COMPRESSION CHECK WITH SOAPY WATER REVEALED CRACK. CAN NOT BE SEEN WITH THE NAKED EYE. (K)Jul 18, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00022Cylinder · crackedREV 3, E SERIES CYLINDER ASSY 611.9 SINCE NEW CRACKED O TOP OF CYLINDER BEHIND FUEL INJECTOR BETWEEN THE FIRST AND THIRD FIN. COMPRESSION CHECK WITH SOAPY WATER REVEALED CRACK. CAN NOT BE SEEN WITH THE NAKED EYE. (K)Jul 18, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00023Cylinder · crackedREV 3, E SERIES, CYL ASSY 611.9 SINCE NEW. CRACKED ON TOP OF CYLINDER BEHIND FUEL INJECTOR BETWEEN THE FIRST AND THIRD FIN. COMPRESSION CHECK WITH SOAPY WATER REVEALED CRACK CAN NOT SEE WITH THE NAKED EYE. (K)Jul 18, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2007F00024Cylinder · crackedREV 3, E SERIES CYLINDER ASSY 611.9. SINCE NEW, CRACKED ON TOP OF CYLINDER BEHIND FUEL INJECTOR BETWEEN FIRST AND THIRD FIN. COMPRESSION CHECK WITH SOAPY WATER REVEALED CRACK. CAN NOT SEE WITH THE NAKED EYE. (K)Jul 18, 2007 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR 2007FA0000391Magneto · failedDURING NORMAL FLIGHT, VFR CONDITIONS, LT MAGNETO FAILED TO CONTINUE FIRING. AC LANDED WITHOUT INCIDENT. UPON TROUBLESHOOTING LT MAGNETO FOUND TO ONLY FIRE ON ONE LEAD. MAGNETO REPLACED WITH NEW UNIT. DEFECTIVE MAGNETO FOUND TO HAVE LOOSE PARTS RATTLING INSApr 11, 2007 · N11BX · Beech F33A · Magneto/DistributorSDR XGN2007F00001Cylinder Head · crackedCRACKED CYLINDER HEAD. (K)Dec 26, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR 2006FA0001207Case · damagedENGINE LT CASE, MALT DEVELOPED HOLE APPROX 6 INCHES X 4 INCHES AS ROD-PISTON APPEARS TO BE MISSING FOR NR 4 CYLINDER. ENGINE OPERATED: (104 HOURS - 2004), (14 HOURS - 2005), (12 HOURS - 2006). PROPELLER RECENTLY SHIMMED BLADE NR 3, RED DYE AROUND PROP SEAL.Nov 22, 2006 · N205DB · Beech V35 · Engine (Reciprocating)SDR 2006FA0001229Line · brokenSTARFLEX 193, LOW PRESSURE HOSE, LP MIL-H-50555 WAS USED TO CONNECT OIL COOLER TO FIREWALL FITTING. OIL PRESSURE WILL RUN BETWEEN 50-100 PSI IN LINE. HOSE BROKE AT FITTING AT OIL COOLER OUTLET, ALL OIL WAS PUMPED OUT OF ENGINE CAUSING ROD TO BE RAMMED THROUNov 22, 2006 · N205DB · Beech V35 · Reciprocating Engine Oil SystemSDR XGN2007F00002Cylinder Head · crackedCRACKED CYLINDER HEADS. (K)Oct 10, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2007F00003Cylinder Head · crackedCRACKED CYLINDER HEADS. (K)Oct 10, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2007F00017Cylinder · crackedCRACKED CYLINDER HEADS. (K)Oct 10, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2007F00019Cylinder · crackedCRACKED CYLINDER HEADS. (K)Oct 10, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2007F00018Cylinder · crackedCRACKED CYLINDER HEAD. (K)Sep 25, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00005Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00006Cylinder · crackedCYLINDER HEADS CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00007Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00008Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00009Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00011Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N236CH · Beech A36 · Reciprocating Engine Cylinder SectionSDR X6N2006F00000Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)May 23, 2006 · N236CH · Beech A36 · Reciprocating Engine Cylinder SectionSDR XGN2006F00000Cylinder · crackedCYLINDER HEAD CRACK BETWEEN THE EXHAUST VALVE SEAT AND THE BOTTOM SPARK PLUG HOLE. DUE TO THE CYLINDER HEAD FAILURES, WE ARE DOING COMPRESSION CHECKS AT 25 HR INTERVALS. (K)Apr 14, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2006F00002Cylinder · crackedCYLINDER HEAD CRACKED. (K)Apr 14, 2006 · N1096W · Beech F33A · Reciprocating Engine Cylinder SectionSDR XGN2006F00069Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)Apr 9, 2006 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00026Cylinder · crackedCYLINDER HEADS CRACKED IN THE EXHAUST PORT AREA. (K)Apr 6, 2006 · N361BC · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2006F00012Cylinder · crackedCYLINDER HEAD CRACKED IN THE EXHAUST PORT AREA. (K)Apr 4, 2006 · N236CH · Beech A36 · Reciprocating Engine Cylinder SectionSDR 2006FA0000183Piston · damagedALL 6 PISTON SKIRTS HITTING CASE. ALL PISTON DAMAGE BEYOND REPAIR. (K)Feb 3, 2006 · N1069F · Beech E33A · Reciprocating Engine Power SectionSDR XGN2005F00011Cylinder · crackedCRACKS FOUND AT THE 50 HOUR INSPECTION. ON GOING PROBLEM WITH THE ECI CYLINDERS. (K)Oct 11, 2005 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2005F00012Cylinder · crackedCRACKS FOUND AT THE 50 HR INSPECTION. ON GOING PROBLEM WITH THE ECI CYLINDERS. (K)Oct 11, 2005 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2005F00013Cylinder · crackedHEADS FOUND CRACKED AT THE 100 HR INSPECTION. 5 OF THE 6 CYLINDERS HAVE BEEN CHANGED IN THE LAST 400 HOURS OF OPERATION. THIS CONTINUES TO BE AN ON GOING PROBLEM. (K)Oct 11, 2005 · N1194A · Beech 36BEECH · Reciprocating Engine Cylinder SectionSDR XGN2005F00015Cylinder · crackedTHESE CYLINDERS SHOWED TO BE CRACKED IN THE EXHAUST SIDE OF THE HEAD. THE LEAKS SHOWED UP WHEN DOING THE COMPRESSION CHECK. DUE TO THE NR OF CRACKED CYLINDER HEADS, COMPRESSION CHECK DOEN EVERY 50 HOURS. (K)Oct 11, 2005 · N1096W · Beech F33A · Reciprocating Engine Cylinder Section
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