NTSB investigations: Lycoming AEIO-320 series

20 cases on aircraft whose registry engine model is Lycoming AEIO-320 series. 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

19762026
NTSB investigations: Lycoming AEIO-320 series per year, 1976–2026: 20 cases
19761
19772
19791
19801
19822
19852
19941
19951
19961
20051
20071
20111
20171
20181
20231
20262

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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41500', '41567'))
  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 WPR26LA260Accident · Minor injuriesClass 4 · LimitedInvestigation openBellanca 8KCAB · Auburn, CAJul 14, 2026 · N5051W · Substantial damageNTSB CEN26LA135Accident · No injuriesClass 4 · LimitedInvestigation openBellanca 8KCAB · Trinidad, COMar 8, 2026 · N2663Z · Substantial damageNTSB CEN23LA205Accident · Serious injuriesClass 3 · LimitedFinal reportBellanca 8KCAB · Larchwood, IAThe pilot’s failure to maintain proper airspeed and his exceedance of the airplane’s critical angle of attack during initial climb after takeoff, which resulted in an aerodynamic stall and impact with the ground.May 29, 2023 · N5038E · Substantial damageNTSB GAA18CA253Accident · No injuriesData collectionFinal reportCessna 172 · Glendale, AZThe student pilot’s failure to maintain runway alignment during takeoff, which resulted in an aborted takeoff and runway excursion.May 4, 2018 · N99141 · Substantial damageNTSB GAA17CA234Accident · No injuriesData collectionFinal reportBellanca 8KCAB · Stafford, KSThe pilot's failure to maintain directional control during the takeoff roll.Apr 9, 2017 · N55067 · Substantial damageNTSB ERA11CA477Accident · No injuriesData collectionFinal reportPitts Special · Bessemer, ALThe pilot's failure to maintain directional control during the landing roll.Aug 20, 2011 · N2997G · Substantial damageNTSB LAX07CA120Accident · No injuriesData collectionFinal reportCarpenter Lancair 320 · Los Angeles, CAcontamination of the number 2 fuel injector nozzle that lead to a partial loss of engine power.Apr 3, 2007 · N320 · Substantial damageNTSB ANC05CA115Accident · No injuriesData collectionFinal reportPiper PA-18 · Port Heiden, AKThe pilot's misjudged distance/altitude during final approach, which resulted in an undershoot and an in-flight collision with terrain.Aug 1, 2005 · N9062D · Substantial damageNTSB LAX96LA176Accident · No injuriesLimited investigationFinal reportBellanca 7KCAB · Tucson, AZfailure of the pilot to adequately compensate for gusting crosswind conditions and to maintain directional control. A factor in the accident was unattended construction equipment parked in close proximity to the runway edge.Apr 23, 1996 · N333JS · Substantial damageNTSB LAX95LA156Accident · No injuriesLimited investigationFinal reportBellanca 7KCAB · Tucson, AZthe pilot's inadequate compensation for the prevailing wind conditions which resulted in an inadvertent ground loop. The crosswind and the pilot's lack of familiarity with the aircraft are factors in this accident.Apr 7, 1995 · N333JS · Substantial damageNTSB MIA95LA003Accident · No injuriesLimited investigationFinal reportPitts S1C · Plant City, FLThe failure of the pilot in command to maintain directional control during landing resulting in the aircraft running off the side of the runway and nosing over in soft terrain.Oct 5, 1994 · N2997G · Substantial damageNTSB NYC85FA185Accident · 1 fatalField investigationFinal reportBellanca 8KCAB · Fall River, MAWitnesses observed the acft execute an aerial pick up of the aerial advertising banner & climb very steeply away from the ground. Normal eng sounds were reported by the witnesses. The acft was observed to climb to an alt of approx 150 ft, nearly come to a…Jul 21, 1985 · N5504B · DestroyedNTSB ATL85LA114Accident · No injuriesLimited investigationFinal reportBellanca 7KCAB · Charleston, WVThe plt landed long on the rwy & at excessive speed. In an attempt to stop the acft she applied brakes & the acft flipped upside down.Mar 11, 1985 · N53726 · Substantial damageNTSB LAX82FA225Accident · 1 fatalField investigationFinal reportBellanca 8KCAB · Westley, CAThe plt made a low pass over a ranch house traveling from nw to se. He then made a second low pass over the swimming pool area traveling in a NE direction, & waved to those standing by the pool. The acft began a 180 reversal turn, entered a steep nose down…Jun 20, 1982 · N2661Z · DestroyedNTSB MKC82FCD07Accident · 1 fatalFinal reportBellanca 8KCAB · Fairfield, IAThe pilot stated that he intended to fly down the runway to have a photographer take pictures to be used in publicity for airshows. After several passes (one inverted), the pilot landed to talk with the photographer. The photographer stated they agreed that a…Apr 26, 1982 · N5035N · Substantial damageNTSB LAX81FUJ11Accident · 1 fatalClosedBellanca 8KCAB · Bouse, AZNov 27, 1980 · N50409 · DestroyedNTSB IAD79DKM06Accident · No injuriesClosedBellanca 8KCAB · Greensboro, NCJan 9, 1979 · N55034 · Substantial damageNTSB MKC77FER61Accident · No injuriesClosedPitts S-1S · Jordan, MNJul 16, 1977 · N2997G · Substantial damageNTSB MKC77FER20Accident · No injuriesClosedBellanca 7KCAB · Pine City, MNFeb 19, 1977 · N53726 · Substantial damageNTSB FTW76FQG94Accident · Serious injuriesClosedBellanca 8KCAB · Acuff, TXAug 14, 1976 · N7639S · Destroyed