# N12QJ: 1986 Ballhagen/Shyrock QUICKIE Q-2, registration cancelled 2013-06-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 13, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Ballhagen/Shyrock QUICKIE Q-2](https://openairdocs.org/model/ballhagen-shyrock-quickie-q-2) (registry code 05645UN)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: A2876
- Year built: 1986
- Type of aircraft: Fixed wing single engine
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 10, 2005
- Certificate issued: October 7, 2004
- Last registry action: October 16, 2007
- Mode S code: A052C0
- Owner when cancelled: [Hudak David G](https://openairdocs.org/faa-owner/HUDAK%20DAVID%20G)
- Location: [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell)
- Owner type: Individual
- Owner's area on the map: 48.2162° N, 114.3276° W: Placed by OpenAirDocs: center of Kalispell, MT, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N12QJ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=12QJ
- Page: https://openairdocs.org/deregistered/N12QJ-2013-06-13

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Ballhagen/Shyrock QUICKIE Q-2: https://openairdocs.org/model/ballhagen-shyrock-quickie-q-2.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA05LA189](https://openairdocs.org/ntsb/SEA05LA189), Sep 2, 2005: Ballhagen/Shyrock Q-2 (N12QJ), Kalispell, MT, substantial damage. Probable cause: The pilot/owner's improper setting of the engine's valve clearance, leading to the failure of the exhaust valves to fully close and a total loss of power while on a VFR downwind, and the…

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