# NTSB investigations: Continental 0-300 series: Loss of engine power (partial)

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 ERA26LA012](https://openairdocs.org/ntsb/ERA26LA012.md): Cessna 172 · Sandersville, GA · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Oct 11, 2025 · N4390L · Substantial damage
  > On October 10, 2025, about 2015 eastern daylight time, a Cessna 172G, N4390L, was substantially damaged when it was involved in an accident near Sandersville, Geogia. The pilot was not injured and the passenger sustained minor injuries. The airplane was…
- [NTSB CEN25LA360](https://openairdocs.org/ntsb/CEN25LA360.md): Cessna 172H · Goliad, TX · Accident · No injuries · Class 3 · Limited · Preliminary report · Aug 28, 2025 · N8078L · Substantial damage
  > On August 27, 2025, about 1904 central daylight time, a Cessna 172H airplane, N8078L, was substantially damaged when it was involved in an accident near Goliad, Texas. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB CEN23LA206](https://openairdocs.org/ntsb/CEN23LA206.md): Cessna 172B · Divide, CO · Accident · Minor injuries · Class 3 · Limited · Final report · May 29, 2023 · N8098X · Substantial damage
  > A loss of engine power during cruise flight for reasons that could not be determined.
- [NTSB WPR23LA196](https://openairdocs.org/ntsb/WPR23LA196.md): Cessna 172H · Seattle, WA · Accident · Minor injuries · Class 3 · Limited · Final report · May 19, 2023 · N2550L · Substantial damage
  > A stuck exhaust valve that resulted in a partial loss of engine power and a forced water ditching.
- [NTSB WPR22LA246](https://openairdocs.org/ntsb/WPR22LA246.md): Cessna 172B · Silver Springs, NV · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 7, 2022 · N7609X · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR22FA188](https://openairdocs.org/ntsb/WPR22FA188.md): Cessna 172F · Show Low, AZ · Accident · 2 fatal · Class 3 · Field · Final report · May 26, 2022 · N5532R · Substantial damage
  > The pilot’s improper leaning of the engine during an extended period of time, which caused an exhaust valve to become stuck and led to the partial loss of engine power during the accident flight. Contributing to the accident was the pilot’s decision to…
- [NTSB ANC21LA061](https://openairdocs.org/ntsb/ANC21LA061.md): Cessna 172 · Skwentna, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 16, 2021 · N7137T · Substantial damage
  > A partial loss of engine power due to detonation/preignition damage to the No. 2 cylinder. The reason for the detonation/preignition damage could not be determined based on the available evidence.
- [NTSB WPR19LA198](https://openairdocs.org/ntsb/WPR19LA198.md): Cessna 172 · Madras, OR · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 22, 2019 · N3761L · Substantial damage
  > A partial loss of power during final approach for undetermined reasons as postaccident examinations did not reveal any preimpact anomalies with the airplane or engine.
- [NTSB CEN19LA233](https://openairdocs.org/ntsb/CEN19LA233.md): Cessna 172 · Kingston, OK · Accident · No injuries · Class 3 · Limited · Final report · Jul 22, 2019 · N8251L · Substantial damage
  > The partial loss of engine power due to a stuck exhaust valve.
- [NTSB WPR19LA140](https://openairdocs.org/ntsb/WPR19LA140.md): Cessna 172 · Red Rock, AZ · Accident · No injuries · Class 3 · Limited · Final report · May 6, 2019 · N8887U · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB CEN19FA099](https://openairdocs.org/ntsb/CEN19FA099.md): Cessna 172 · Lakeway, TX · Accident · 1 fatal · Class 2 · Field · Final report · Mar 14, 2019 · N8620B · Substantial damage
  > A partial loss of engine power for reasons that could not be determined, and the flight instructor's exceedance of the airplane's critical angle of attack while maneuvering for a forced landing, which resulted in an aerodynamic stall and subsequent loss of…
- [NTSB CEN16LA297](https://openairdocs.org/ntsb/CEN16LA297.md): Cessna 172F · Newark, IL · Accident · No injuries · Limited investigation · Final report · Jul 31, 2016 · N211FC · Substantial damage
  > The failure of the No. 4 cylinder exhaust valve, which resulted in a partial loss of engine power and a forced landing. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.
- [NTSB WPR13CA252](https://openairdocs.org/ntsb/WPR13CA252.md): Cessna 172A · Eatonville, WA · Accident · Minor injuries · Data collection · Final report · May 31, 2013 · N7701T · Substantial damage
  > A partial loss of engine power due to carburetor icing and the pilot's failure to maintain adequate airspeed during a go-around, which resulted in a stall.
- [NTSB CEN13LA232](https://openairdocs.org/ntsb/CEN13LA232.md): Cessna 172G · Reading, MI · Accident · No injuries · Limited investigation · Final report · Apr 20, 2013 · N3682L · Substantial damage
  > The partial loss of engine power due to the improper securing of the throttle linkage by maintenance personnel.
- [NTSB WPR10LA123](https://openairdocs.org/ntsb/WPR10LA123.md): Cessna 172 · Pahrump, NV · Accident · No injuries · Limited investigation · Final report · Jan 30, 2010 · N8959B · Substantial damage
  > Fuel starvation as a result of the improper installation of the carburetor float valve by unknown personnel.

## 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 ('17022')
    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" = '342'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/342/cases?engine=17022

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