Final NTSB investigations: Continental TSIO-520 series

57 cases on aircraft whose registry engine model is Continental TSIO-520 series, where the defining event was Loss of engine power (total). Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

20082026
Final NTSB investigations: Continental TSIO-520 series per year, 2008–2026: 57 cases
20084
20093
201012
20114
20124
20131
20145
20152
20163
20175
20183
20192
20205
20212
20232

Latest cases

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"completionStatus\" = 'Completed'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '341'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" 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.

NTSB CEN24LA065Accident · Serious injuriesClass 3 · LimitedFinal reportBeech B36TC · Burnet, TXThe loss of engine power due an overly rich mixture from an improper adjustment of the fuel pump, which resulted in a forced landing and impact with a car and terrain.Dec 17, 2023 · N70SL · DestroyedNTSB WPR23FA275Accident · 1 fatalClass 3 · FieldFinal reportCessna T310R · Santa Fe, NMA total loss of left engine power as a result of improper installation of the aft-facing crankshaft counterweight retaining rings. Also causal was the pilot’s failure to maintain adequate airspeed following the loss of left engine power, which resulted in the…Jul 18, 2023 · N5251C · Substantial damageNTSB CEN21LA472Accident · No injuriesClass 3 · LimitedFinal reportCessna T210N · East Sparta, OHA total loss of engine power due to a fatigue failure of the No. 2 cylinder exhaust valve.Sep 28, 2021 · N1925U · Substantial damageNTSB WPR21LA292Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 180K · Mt. Hood, ORThe total loss of engine power while in cruise flight for reasons that could not be determined based on available evidence. Contributing to the accident was the presentation of an abandoned airport as available for use in the Federal Aviation Administration…Jul 24, 2021 · N8884 · Substantial damageNTSB WPR21LA059Accident · No injuriesClass 3 · LimitedFinal reportCessna TU206 · Twentynine Palms, CAThe pilot’s decision to takeoff with a known mechanical engine anomaly, and the failure of the No. 2-cylinder exhaust valve, which resulted in a total loss of engine power during the initial climb and subsequent impact with terrain.Nov 21, 2020 · N878AH · Substantial damageNTSB CEN20LA402Accident · 4 fatalClass 3 · LimitedFinal reportPiper PA46 · Hilltop Lakes, TXThe loss of engine power for reasons that could not be determined and the pilot’s failure to maintain control of the airplane which resulted in an aerodynamic stall and spin. Contributing to the accident was the pilot’s failure to establish and maintain a…Sep 20, 2020 · N236KM · Substantial damageNTSB WPR20LA291Accident · Minor injuriesClass 3 · LimitedFinal reportCessna TU206 · Tusayan, AZA total loss of engine power due to fuel starvation as a result of contamination in the airplane’s fuel system.Aug 28, 2020 · N3422L · Substantial damageNTSB WPR20CA158Accident · No injuriesClass 4 · Data collectionFinal reportCessna P210 · Heber City, UTThe pilots failure to switch the fuel pump to the 'OFF' position during landing, resulting in a loss of engine power and subsequent collision with a fence during landing. Contributing to the accident was a modified before landing checklist which omitted the…May 31, 2020 · N5404W · Substantial damageNTSB WPR20LA101Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 210 · Needles, CAA loss of engine power for undetermined reasons due to a lack of available evidence.Mar 5, 2020 · N123CE · Substantial damageNTSB WPR19LA185Accident · No injuriesClass 3 · LimitedFinal reportCessna TU206 · Waikoloa Village, HIThe total loss of engine power due to the failure of the No. 4 connecting rod crankshaft end and cap.Jul 3, 2019 · N150SC · Substantial damageNTSB CEN19LA069Accident · No injuriesClass 3 · LimitedFinal reportCessna T210 · Port Lavaca, TXA total loss of engine power for reasons that could not be determined based on the available information.Jan 10, 2019 · N2391S · Substantial damageNTSB CEN18LA340Accident · No injuriesLimited investigationFinal reportBeech B36TC · LaPorte, TXThe loss of engine power due to a torn intercooler hose that resulted in an overly rich fuel mixture, which, when combined with the pilot's activation of the auxiliary fuel pump, flooded the engine.Aug 20, 2018 · N6860W · DestroyedNTSB CEN18LA207Accident · No injuriesLimited investigationFinal reportCessna T210 · Clovis, NMThe total loss of engine power for reasons that could not be determined because examination of the engine revealed no evidence of any preimpact mechanical malfunctions or failures that would have precluded normal operation.Jun 3, 2018 · N66ML · Substantial damageNTSB ERA18LA072Accident · Minor injuriesClass 3 · LimitedFinal reportCessna P210N · Farmington, PAA total loss of engine power due to fatigue failure of the crankshaft drive gear teeth.Jan 29, 2018 · N34VF · Substantial damageNTSB CEN18LA031Accident · No injuriesLimited investigationFinal reportCessna T210N · Grayslake, ILThe failure of the No. 4 connecting rod due to inadequate oil lubrication for reasons that could not be determined because the postaccident engine examination did not reveal any anomalies that would have caused a lack of lubrication.Nov 12, 2017 · N5300A · Substantial damageNTSB WPR17LA172Accident · No injuriesLimited investigationFinal reportCessna T210F · Llano, CAA failure of the turbocharger that resulted in complete depletion of the engine oil and catastrophic internal failure of the engine. Contributing to the accident was improper and/or incomplete maintenance and inspection of the turbocharger.Aug 1, 2017 · N6109R · Substantial damageNTSB CEN17LA247Accident · No injuriesLimited investigationFinal reportCessna P210N · Eagle, COThe loss of engine power due to fuel starvation for reasons that could not be determined because an examination of the airplane and engine did not reveal any malfunctions or failures that would have precluded normal operation.Jun 30, 2017 · N210HG · Substantial damageNTSB WPR17LA090Accident · Minor injuriesLimited investigationFinal reportCessna T210N · Banning, CAThe pilot's improper energy management during an emergency landing approach that was prompted by an engine power loss. The specific reason(s) for the power loss and the improper energy management could not be determined based on available evidence.Apr 24, 2017 · N6218Y · Substantial damageNTSB ERA17LA098Accident · Minor injuriesLimited investigationFinal reportCessna P210 · Pottsville, PAA total loss of engine power for reasons that could not be determined because postaccident examinations of the engine and airframe did not reveal any preimpact mechanical malfunctions or failures that would have precluded normal operation.Jan 30, 2017 · N4796P · Substantial damageNTSB CEN16LA107Accident · Serious injuriesLimited investigationFinal reportCessna P210N · Bryan, TXA failure of the crankshaft due to improper torque of the crankcase through bolts.Feb 16, 2016 · N732FU · Substantial damageNTSB WPR16LA066Accident · Minor injuriesLimited investigationFinal reportBeech B36TC · Santa Barbara, CAA total loss of engine power during initial climbout for reasons that could not be determined because postaccident examination and testing of the engine did not reveal any mechanical anomalies that would have precluded normal operation.Feb 9, 2016 · N113TM · Substantial damageNTSB WPR16LA060Accident · No injuriesLimited investigationFinal reportPiper PA46 · Burns, ORThe total loss of engine power for reasons that could not be determined because postaccident examination revealed no evidence of an anomaly that would have precluded normal operation. Contributing to the accident was a preexisting landing gear anomaly that…Jan 31, 2016 · N777PG · Substantial damageNTSB WPR15LA229Accident · No injuriesLimited investigationFinal reportCessna TU206G · Saint Ignatius, MTMaintenance personnel’s failure to tighten a fuel line, which resulted in a loss of fuel pressure and a subsequent loss of engine power during cruise flight and an off-airport landing and collision with obstacles.Aug 3, 2015 · N235HM · Substantial damageNTSB WPR15LA137Accident · No injuriesLimited investigationFinal reportPiper PA 46-310P · Redmond, ORA loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.Mar 1, 2015 · N9133G · Substantial damageNTSB CEN15FA090Accident · 1 fatalField investigationFinal reportCessna 404 · Englewood, COThe loss of power to the right engine for reasons that could not be determined during postaccident examination and teardown and the pilot’s failure to properly configure the airplane for single-engine flight.Dec 30, 2014 · N404MG · Substantial damageNTSB WPR15LA032Accident · Minor injuriesLimited investigationFinal reportCessna T210M · Jacksonville, ORA loss of engine power during cruise flight due to the failure of the No. 6 connecting rod, which resulted from oil starvation.Nov 2, 2014 · N1593M · Substantial damageNTSB CEN15LA015Accident · No injuriesLimited investigationFinal reportCessna P210N · West Memphis, ARA catastrophic engine failure due to an oil starvation event for reasons that could not be determined based on the available evidence.Oct 15, 2014 · N731QV · Substantial damageNTSB CEN14LA324Accident · Serious injuriesLimited investigationFinal reportCessna 414 · Maryland Heights, MOThe loss of left engine power for reasons that could not be determined due to impact and fire damage.Jun 26, 2014 · N1552T · DestroyedNTSB ERA14LA179Accident · Minor injuriesLimited investigationFinal reportCessna T210L · Clayton, ALMaintenance personnel’s failure to properly torque the engine case through bolts, which resulted in the fatigue fracture of the crankshaft and subsequent total loss of engine power.Apr 3, 2014 · N1631X · Substantial damageNTSB WPR14LA036Accident · No injuriesLimited investigationFinal reportCessna T210M · Scipio, UTA total loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.Oct 27, 2013 · N761BP · Substantial damageNTSB ERA12FA508Accident · 2 fatalField investigationFinal reportBeech A36TC · Clifton Park, NYA total loss of engine power for reasons that could not be determined during the postaccident investigation and testing.Aug 15, 2012 · N678DR · Substantial damageNTSB WPR12LA313Accident · Minor injuriesLimited investigationFinal reportCessna T210M · Wells, NVA loss of engine power during the final landing approach for reasons that could not be determined because postaccident examination did not reveal any malfunctions or failures that would have precluded normal operation.Jul 19, 2012 · N6181N · Substantial damageNTSB WPR12LA190Accident · Serious injuriesLimited investigationFinal reportCessna T210 · Elberta, UTA loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.May 1, 2012 · N210LH · Substantial damageNTSB ERA12LA164Accident · Minor injuriesLimited investigationFinal reportCessna T210M · Clearwater, FLThe total loss of engine power due to fuel starvation for reasons that could not be determined because postaccident testing of the engine did not reveal any malfunctions or failures that would preclude normal operation. Contributing to the accident was the…Jan 28, 2012 · N761HW · Substantial damageNTSB WPR11LA434Accident · Serious injuriesLimited investigationFinal reportCessna T210M · Saratoga, WYA loss of engine power during an attempted go-around for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.Sep 5, 2011 · N761NZ · Substantial damageNTSB WPR11LA380Accident · No injuriesLimited investigationFinal reportBeech B36TC · Lemoore, CAA loss of engine power during cruise flight due to maintenance personnel's failure to adequately torque the number 4 cylinder retaining nuts, which resulted in the in-flight separation of the cylinder.Aug 14, 2011 · N6465X · Substantial damageNTSB CEN11FA425Accident · 1 fatalField investigationFinal reportCessna T210L · Romeoville, ILA total loss of engine power due to fuel exhaustion as a result of the pilot’s inadequate fuel planning.Jun 26, 2011 · N732BX · Substantial damageNTSB WPR11LA168Accident · Minor injuriesLimited investigationFinal reportCessna TU206G · Puyallup, WAThe pilots’ activation of the fuel boost pump while preparing to land, which was contrary to checklist procedures and resulted in a loss of engine power.Mar 19, 2011 · N6169Z · Substantial damageNTSB CEN11CA132Accident · No injuriesData collectionFinal reportCessna T210L · Abilene, TXThe pilot’s improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.Dec 29, 2010 · N210BH · Substantial damageNTSB WPR11LA038Accident · No injuriesLimited investigationFinal reportCessna T210N · Baggs, WYThe failure of a connecting rod cap retaining bolt during cruise flight, which resulted in a loss of engine power.Nov 6, 2010 · N6179Y · Substantial damageNTSB CEN10FA521Accident · No injuriesField investigationFinal reportCessna P210N · Caledonia, MIA loss of engine power as a result of a fatigue failure of the crankshaft due to the loss of engine case through-bolt torque. Contributing to the accident was a mechanic's use of incorrect hardware.Sep 6, 2010 · N4632A · Substantial damageNTSB CEN10LA512Accident · Minor injuriesLimited investigationFinal reportCessna 210 · Houma, LAThe pilot’s improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.Aug 31, 2010 · N210PR · Substantial damageNTSB CEN10LA482Accident · Minor injuriesLimited investigationFinal reportCessna T210M · Put-in-Bay, OHA total loss of engine power while on final approach for undetermined reasons.Aug 13, 2010 · N14AW · Substantial damageNTSB CEN10LA450Accident · No injuriesLimited investigationFinal reportCessna T188C · Montezuma, INThe total loss of engine power due to an insufficient fastener preload that led to the failure of the No. 2 connecting rod assembly.Jul 29, 2010 · N2085J · Substantial damageNTSB ERA10GA320Accident · 3 fatalFinal reportCessna T210L · Lock Haven, PAThe total loss of engine power resulting from the fatigue failure of the engine's number 2 cylinder exhaust valve. The fatigue failure was due to valve guide wear that led to excessive clearance between the valve and valve guide. Contributing to the accident…Jun 21, 2010 · N30266 · Substantial damageNTSB CEN10LA235Accident · Minor injuriesLimited investigationFinal reportBeech A36TC · El Paso, TXA loss of engine power for undetermined reasons.Apr 30, 2010 · N3692Q · Substantial damageNTSB WPR10LA196Accident · No injuriesLimited investigationFinal reportCessna P210N · Leavenworth, WAThe failure of the number two cylinder exhaust and intake valves for undetermined reasons, which resulted in a loss of engine power.Apr 4, 2010 · N3599P · Substantial damageNTSB CEN10FA180Accident · 2 fatalField investigationFinal reportBeech B36TC · Dayton, OHThe complete loss of engine power due to failure of the No. 1 main bearing, and the secondary failure of a crankcase through-bolt and the fuel pump drive coupling. Contributing to the accident was the pilot's decision to attempt a return to the airport for a…Apr 1, 2010 · N4BA · DestroyedNTSB ERA10LA159Accident · Serious injuriesLimited investigationFinal reportCessna P210N · Arcadia, FLThe total loss of engine power due to a fatigue fracture of the crankshaft resulting from worn bearings.Mar 3, 2010 · N4797K · Substantial damageNTSB ERA10LA146Accident · Minor injuriesLimited investigationFinal reportCessna P210N · Carthage, NCA total loss of engine power during the initial climb after takeoff for undetermined reasons.Feb 18, 2010 · N731DS · Substantial damage