# NTSB investigations: Rotax 912ULS series: Loss of engine power (total)

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA25LA278](https://openairdocs.org/ntsb/ERA25LA278.md): Orlican S R O M-8 Eagle · Lake Worth Beach, FL · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Jul 28, 2025 · N974FL · Substantial damage
  > On July 28, 2025, about 16:24 eastern daylight time, an Orlican M-8, N974FL, was substantially damaged when it was involved in an accident near Lake Worth Beach, Florida. The flight instructor sustained minor injuries, the private pilot sustained no injuries,…
- [NTSB WPR25LA154](https://openairdocs.org/ntsb/WPR25LA154.md): Lee JA30 Superstol · Evanston, WY · Accident · No injuries · Class 3 · Limited · Preliminary report · May 9, 2025 · N128EL · Substantial damage
  > On May 9, 2025, about 1020 mountain daylight time, an experimental amateur-built Just Aircraft Superstol, N128EL, was substantially damaged when it was involved in an accident near Evanston, Wyoming. The pilot and passenger were not injured. The airplane was…
- [NTSB ERA25LA062](https://openairdocs.org/ntsb/ERA25LA062.md): Alexander S Rolinski BOT Journey · Ocean Isle Beach, NC · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 27, 2024 · N814B · Substantial damage
  > Maintenance personnel’s failure to identify and remediate a buildup of oxides in one of the engine’s carburetors, which resulted in the seizure of the carburetor’s piston slide and a subsequent total loss of engine power during initial climb.
- [NTSB WPR23LA160](https://openairdocs.org/ntsb/WPR23LA160.md): Remos Remos GX · Glendale, AZ · Accident · No injuries · Class 3 · Limited · Final report · Apr 18, 2023 · N21GX · Substantial damage
  > A total loss of engine power caused by fatigue cracking and fracture of the crankshaft. Contributing to the accident was the operator’s failure to properly maintain the airplane.
- [NTSB ERA22LA241](https://openairdocs.org/ntsb/ERA22LA241.md): Evektor-Aerotechnik Sportstar · Lancaster, OH · Accident · No injuries · Class 3 · Limited · Final report · May 21, 2022 · N503RK · Substantial damage
  > The improper installation and subsequent failure of the pushrod O-rings, which resulted in failure of the No. 4 connecting rod due to oil starvation.
- [NTSB ERA22LA011](https://openairdocs.org/ntsb/ERA22LA011.md): Flight Design Ctls · Greenville, SC · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 10, 2021 · N121YT · Substantial damage
  > A total loss of engine power resulting from the in-flight disconnection of oil hoses from the oil thermostat.
- [NTSB WPR22LA002](https://openairdocs.org/ntsb/WPR22LA002.md): Zenith CH750 · Oregon City, OR · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 2, 2021 · N99HX · Substantial damage
  > The total loss of engine power for undetermined reasons.
- [NTSB CEN21LA045](https://openairdocs.org/ntsb/CEN21LA045.md): Just SuperSTOL · Edgard, LA · Accident · No injuries · Class 3 · Limited · Final report · Nov 5, 2020 · N339PW · Substantial damage
  > The loss of engine power for reasons that could not be determined with the available information.
- [NTSB WPR20LA012](https://openairdocs.org/ntsb/WPR20LA012.md): Czech Sport Sportcruiser · Holden, UT · Accident · No injuries · Class 3 · Limited · Final report · Oct 23, 2019 · N204BF · Substantial damage
  > The fatigue failure of the No. 2 cylinder intake valve spring retainer due to air trapped in the lubrication system, which resulted in a total loss of engine power. Contributing to the severity of the damage was the improper deployment of the ballistic…
- [NTSB GAA19CA495](https://openairdocs.org/ntsb/GAA19CA495.md): Flight Design CT2K · Hooper, WA · Accident · Minor injuries · Data collection · Final report · Aug 16, 2019 · N433CT · Substantial damage
  > The pilot's improper fuel planning, which resulted in fuel exhaustion, a total loss of engine power, an off-airport landing to a field, and a subsequent nose-over.
- [NTSB WPR19LA129](https://openairdocs.org/ntsb/WPR19LA129.md): Storch FL-156C · Upland, CA · Accident · Serious injuries · Class 3 · Limited · Final report · May 1, 2019 · N156LZ · Substantial damage
  > The pilot’s improper installation of the No. 3 cylinder valve cover, which resulted in an oil leak, oil starvation, and a subsequent total loss of engine power.
- [NTSB ERA19LA141](https://openairdocs.org/ntsb/ERA19LA141.md): Flight Design Ctls · Palatka, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Mar 30, 2019 · N81KK · Substantial damage
  > The pilot’s improper management of his fuel supply, which resulted in fuel exhaustion and a total loss of engine power. Contributing to the outcome was the improper maintenance of the airplane’s ballistic recovery parachute system, which resulted in its…
- [NTSB ERA18LA097](https://openairdocs.org/ntsb/ERA18LA097.md): Reilly Charles W Escapade · Palatka, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 6, 2018 · N45DC · Substantial damage
  > The interruption of fuel to the engine during final approach, which resulted in a total loss of engine power due to fuel starvation, and the pilot's subsequent failure to maintain airspeed, which resulted in an aerodynamic stall.
- [NTSB CEN17LA041](https://openairdocs.org/ntsb/CEN17LA041.md): Flight Design Ctsw · Port Allen, LA · Accident · No injuries · Limited investigation · Final report · Nov 13, 2016 · N329CT · Substantial damage
  > The total loss of engine power due to fuel starvation, which resulted from debris in the fuel selector valve restricting the fuel flow to the engine and led to a forced landing on rough terrain.
- [NTSB CEN17LA021](https://openairdocs.org/ntsb/CEN17LA021.md): Zenith CH-750 · Morristown, MN · Accident · Serious injuries · Limited investigation · Final report · Oct 20, 2016 · N8681 · Substantial damage
  > A total loss of engine power due to fuel vapor lock. Contributing to the loss of engine power were the corrosion of the spark plugs and the spacing of the electrode gaps.
- [NTSB CEN16LA264](https://openairdocs.org/ntsb/CEN16LA264.md): Alonso CH 701 · Dexter, MI · Accident · No injuries · Limited investigation · Final report · Jul 10, 2016 · N701ZG · Substantial damage
  > The total loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB ERA16LA247](https://openairdocs.org/ntsb/ERA16LA247.md): Mormile Francis W Aventura II · West Pittsfield, ME · Accident · Minor injuries · Limited investigation · Final report · Jul 9, 2016 · N932MC · Substantial damage
  > The pilot's failure to maintain airplane control after a total loss of engine power due to carburetor icing, which accumulated because the carburetor heat was not functioning.
- [NTSB CEN16LA221](https://openairdocs.org/ntsb/CEN16LA221.md): Flight Design Ctsw HXB · Sealy, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 15, 2016 · N302CT · Destroyed
  > Failure of maintenance personnel to comply with the engine manufacturer’s mandatory service bulletin, which resulted in failure of the mechanical fuel pump diaphragm and a subsequent total loss of engine power.
- [NTSB ERA16LA148](https://openairdocs.org/ntsb/ERA16LA148.md): Flight Design Ctsw · Hilton Head Island, SC · Accident · No injuries · Limited investigation · Final report · Apr 6, 2016 · N466CT · Substantial damage
  > The pilot's failure to apply carburetor heat following a loss of engine power due to carburetor icing.
- [NTSB ERA16LA120](https://openairdocs.org/ntsb/ERA16LA120.md): Czech Aircraft Works Spol Sro Sportcruiser · Atlanta, GA · Accident · No injuries · Limited investigation · Final report · Feb 28, 2016 · N187SF · Substantial damage
  > A total loss of engine power due to fuel vapor lock. Contributing to the accident was the absence of a fuel return line.
- [NTSB GAA15CA053](https://openairdocs.org/ntsb/GAA15CA053.md): Aero SP Z O O AT 4 LSA · Colorado Springs, CO · Accident · Minor injuries · Data collection · Final report · Apr 30, 2015 · N344UA · Substantial damage
  > The pilot's decision to perform aerobatic maneuvers in an airplane not certified for aerobatic flight, which resulted in a loss of control and collision with terrain.
- [NTSB ERA14LA344](https://openairdocs.org/ntsb/ERA14LA344.md): Costruzioni Aeronautiche Tecna P2004 Bravo · Melbourne, FL · Accident · No injuries · Limited investigation · Final report · Jul 10, 2014 · N128LS · Substantial damage
  > A total loss of engine power during cruise flight for reasons that could not be determined based on the available information.
- [NTSB ERA14LA219](https://openairdocs.org/ntsb/ERA14LA219.md): Czech Sport Aircraft A S Sportcruiser · Advance, NC · Accident · Serious injuries · Limited investigation · Final report · May 4, 2014 · N162US · Substantial damage
  > The pilot’s failure to apply carburetor heat during a descent with reduced engine power while operating in conditions conducive to carburetor icing, which resulted in a total loss of engine power.
- [NTSB CEN14LA226](https://openairdocs.org/ntsb/CEN14LA226.md): Flight Design Ctls · Greenville, TX · Accident · Minor injuries · Limited investigation · Final report · Apr 25, 2014 · N106SF · Substantial damage
  > The fatigue failure of the No. 4 cylinder exhaust valve due to excessive wear of the corresponding train tappet, which resulted in a total loss of engine power.
- [NTSB CEN13LA398](https://openairdocs.org/ntsb/CEN13LA398.md): Flight Design Ctls · Sandwich, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 7, 2013 · N549LS · Substantial damage
  > The pilot’s failure to recognize the formation of carburetor ice during cruise descent and apply carburetor heat, which resulted in the total loss of engine power.
- [NTSB WPR11FA428](https://openairdocs.org/ntsb/WPR11FA428.md): Veatch Kitfox · Caldwell, ID · Accident · 2 fatal · Field investigation · Final report · Sep 4, 2011 · N624JS · Substantial damage
  > The pilot’s failure to prevent a low-altitude stall and spin following a complete loss of engine power during the initial climb after takeoff.
- [NTSB CEN11LA237](https://openairdocs.org/ntsb/CEN11LA237.md): Costruzioni Aeronautiche Tecna P2004 Bravo · Austin, TX · Accident · No injuries · Limited investigation · Final report · Mar 18, 2011 · N141AG · Substantial damage
  > The loss of engine power due to fuel starvation for undetermined reasons.
- [NTSB CEN10LA571](https://openairdocs.org/ntsb/CEN10LA571.md): Ca Tecnam P2004 Bravo · Mason, MI · Accident · Serious injuries · Limited investigation · Final report · Sep 17, 2010 · N508LM · Substantial damage
  > A total loss of engine power for undetermined reasons, which resulted in a forced landing to a bean field.
- [NTSB WPR10LA316](https://openairdocs.org/ntsb/WPR10LA316.md): McGlashan T-51 Mustang · Columbia, CA · Accident · No injuries · Limited investigation · Final report · Jun 27, 2010 · N751RM · Substantial damage
  > A loss of engine power during approach due to thermal damage to the engine's electronic ignition module. Contributing to the accident was the builder’s placement of the ignition module near the engine’s exhaust.
- [NTSB WPR10LA014](https://openairdocs.org/ntsb/WPR10LA014.md): Costruzioni Aeronautiche Tecna P2004 Bravo · Franklin, CA · Accident · No injuries · Limited investigation · Final report · Oct 10, 2009 · N649BV · Substantial damage
  > A total loss of engine power due to fuel starvation, as a result of the certified flight instructor's improper fuel system management.
- [NTSB WPR09CA349](https://openairdocs.org/ntsb/WPR09CA349.md): Evektor-Aerotechnik Sportstar · Snohomish, WA · Accident · No injuries · Data collection · Final report · Jul 15, 2009 · N827EV · Substantial damage
  > A complete loss of engine power due to the failure of the airplane's engine-driven fuel pump.
- [NTSB CHI08LA191](https://openairdocs.org/ntsb/CHI08LA191.md): Drochak Aventura II · Flushing, MI · Accident · 1 fatal · Limited investigation · Final report · Jul 15, 2008 · N621CD · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB MIA08LA101](https://openairdocs.org/ntsb/MIA08LA101.md): Higher Class Sport Hornet · Appling, GA · Accident · No injuries · Limited investigation · Final report · May 4, 2008 · N104HC · Substantial damage
  > The interruption of fuel flow for undetermined reasons, resulting in a loss of engine power during flight.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('55572')
    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
```

This list as a web page: https://openairdocs.org/ntsb-events/341/cases?engine=55572

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