# N520TJ: 2026 Evolution REVOLT

- Status: Valid registration
- Airframe: [Evolution REVOLT](https://openairdocs.org/model/evolution-revolt) (registry code 06001BM, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: 001054
- Year built: 2026
- Type: Weight-shift-control
- Engine type: 4 cycle
- Airworthiness: Experimental, research and development, showing compliance
- Airworthiness date: April 9, 2026
- Certificate issued: July 23, 2026
- Expires: July 31, 2033
- Mode S code: A68AA0
- Registered owner: [Thomas Longfellow B](https://openairdocs.org/faa-owner/THOMAS%20LONGFELLOW%20B)
- Location: [Tallahassee, FL](https://openairdocs.org/faa-place/FL/Tallahassee)
- Owner type: Individual
- Owner's area on the map: 30.3900° N, 84.1810° W: Placed by OpenAirDocs at the center of ZIP code 32311, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=520TJ
- Page: https://openairdocs.org/aircraft/N520TJ

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. The registry lists only the engine series, so ADs for every Rotax 912ULS model are included.

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

### Matched by airframe (Evolution REVOLT)

None in force.

### Matched by engine (Rotax 912ULS series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N520TJ.

## FAA accident and incident reports

None matched to N520TJ.

## 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.

## Service difficulty reports on N520TJ not matched to an aircraft (1)

They name N520TJ, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 98ZZZX4701](https://openairdocs.org/sdr/98ZZZX4701), Oct 13, 1998: INDICATOR. FAILED. NEW PART INSTALLED DURING F20 RETROFIT. FAILED AFTER APPROXIMATELY 3.5 HOURS OF GROUND TEST AND 2.5 HOURS OF FLIGHT TIME. DIGITAL DISPLAY SHOWED TEST PATTERN. A

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Evolution REVOLT aircraft: https://openairdocs.org/model/evolution-revolt/aircraft.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.md

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