American Champion 8GCBC accident near Dunaujvaros, Hu, August 4, 2017
On August 4, 2017 at about 2:10 pm local time, a American Champion 8GCBC, registered HAKYL, was destroyed in an accident during standing (engine(s) start-up) near Dunaujvaros (Dunaujvaros airport). It was a personal flight under non-U.S. private rules. No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- August 4, 2017 · about 2:10 pm local time
- Place
- Dunaujvaros, Hungary · Dunaujvaros · map
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- American Champion 8GCBC
- Registration
- HAKYL · no longer on the register · serial 199-76
- Damage
- Destroyed
- Flight
- Personal flight · non-U.S. private rules
The NTSB's narrative preliminary · quoted from the NTSB record
The government of Hungary has notified the National Transportation Safety Board (NTSB) of an accident involving an American Champion 8GCBC airplane that occurred on August 04, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Hungary's investigation under the provisions of ICAO Annex 13 as the State of Manufacturer and Design of the airplane and engine.All investigative information will be released by the government of Hungary.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
What happened, in order
- Fire/smoke (non-impact) during standing (engine(s) start-up) defining event
The aircraft
- Last inspection: inspection type not recorded
- Maximum gross weight: 2,150 lb
- Seats: 2
- Landing gear: fixed
- Engine: Lycoming O-360-C2E (piston); 0 hours total
- Fire on the ground
The flight
- Departed from: LHDV Dunaujvaros
- Destination: LHDV Dunaujvaros
- Flight plan: none
Weather at the time
- Light: daylight
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.