# N91EV: 2025 Rotorsport UK CAVALON

- Status: Valid registration
- Airframe: [Rotorsport UK CAVALON](https://openairdocs.org/model/rotorsport-uk-cavalon) (registry code 7980111, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Data sheets: [TCDS Q00011NY](https://openairdocs.org/tcds/Q00011NY) (AutoGyro Certification Limited) (OpenAirDocs)
- Serial number: RSUK-V00623
- Year built: 2025
- Type: Gyroplane
- Engine type: 4 cycle
- Certificate issued: March 25, 2026
- Expires: March 31, 2033
- Mode S code: AC94CA
- Registered owner: [Cloverfirst LLC](https://openairdocs.org/faa-owner/CLOVERFIRST%20LLC)
- Location: [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas)
- Owner type: LLC
- Owner's area on the map: 32.8483° N, 96.8255° W: Placed by OpenAirDocs at the center of ZIP code 75209, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91EV
- Page: https://openairdocs.org/aircraft/N91EV

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): 1 in force

### Matched by airframe (Rotorsport UK CAVALON)

- [AD 2022-13-07](https://openairdocs.org/ad/2022-13-07): Main Rotor Blades · AutoGyro Certification Calidus, Cavalon and MTOsport 2017. Effective Jul 7, 2022

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N91EV.

## FAA accident and incident reports

None matched to N91EV.

## 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.

## Related

- Other Rotorsport UK CAVALON aircraft: https://openairdocs.org/model/rotorsport-uk-cavalon/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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