| Tail Number / N-Number | N661ST |
| Manufacturer | ABBOTT HARRY E |
| Model | LONG EZ |
| Manufacturer's Serial Number | 6 |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | ABBOTT HARRY E |
| Street | 13606 UTOPIA RD |
| City | POWAY |
| State | CA |
| Zip Code | 92064 |
| Region | Western-Pacific |
| County | San Diego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1985-03-27 |
| Certificate Issue Date | 1985-03-29 |
| Last Action Date | 2022-09-13 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 52134622 |
| Mode S Code Hex | A8B992 |