# N2672A: 2007 CQS KOLB TWINSTAR

- Status: Valid registration
- Airframe: [CQS KOLB TWINSTAR](https://openairdocs.org/model/cqs-kolb-twinstar) (registry code 05903SC, 2 seats)
- Engine: [Rotax 503UL](https://openairdocs.org/engine/rotax-503ul) (registry code 55565)
- Serial number: 0812
- Year built: 2007
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: July 20, 2009
- Certificate issued: December 9, 2015
- Expires: December 31, 2028
- Mode S code: A29B9D
- Registered owner: [Crowe Brian T](https://openairdocs.org/faa-owner/CROWE%20BRIAN%20T)
- Location: [Saunemin, IL](https://openairdocs.org/faa-place/IL/Saunemin)
- Owner type: Individual
- Owner's area on the map: 40.8855° N, 88.3995° W: Placed by OpenAirDocs at the center of ZIP code 61769, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=2672A
- Page: https://openairdocs.org/aircraft/N2672A

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (CQS KOLB TWINSTAR)

None in force.

### Matched by engine (Rotax 503UL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N2672A.

## NTSB investigations on N2672A not matched to an aircraft (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 MKC82DA016](https://openairdocs.org/ntsb/MKC82DA016), Jan 6, 1982: Cessna 340 (N2672A), Rolla, MO, substantial damage

## FAA accident and incident reports

None matched to N2672A.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N2672A

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N2672A before.

- [Cancelled 1955-08-11](https://openairdocs.org/deregistered/N2672A-1955-08-11): Piper PA-22, S/N 22-932. Owner: [Capitol Air Service](https://openairdocs.org/faa-owner/CAPITOL%20AIR%20SERVICE)

## Related

- Other CQS KOLB TWINSTAR aircraft: https://openairdocs.org/model/cqs-kolb-twinstar/aircraft.md
- The Rotax 503UL engine: https://openairdocs.org/engine/rotax-503ul.md

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