| Tail Number / N-Number | N37661 |
| Manufacturer | OLSEN HENRY |
| Model | CYGNET SF-2A |
| Year Built | 1981 |
| Manufacturer's Serial Number | 129 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | VOLKSWAGEN |
| Engine Model | CONVERSION |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 36 hp (27 kW) |
| Type of Registrant | Individual |
| Owner Name | LOES TODD A |
| Street | 155 WOODLAWN RD |
| City | WATERLOO |
| State | IA |
| Zip Code | 50701-4247 |
| Region | Central |
| County | Black Hawk County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2020-12-09 |
| Certificate Issue Date | 1997-01-08 |
| Last Action Date | 2022-06-20 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51046531 |
| Mode S Code Hex | A44D59 |