| Tail Number / N-Number | N1661N |
| Manufacturer | MANUEL ESTRADA |
| Model | PA-18 REPLICA |
| Manufacturer's Serial Number | TC0703010 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| 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 | LYCOMING |
| Engine Model | O-320-D2B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 160 hp (119 kW) |
| Kit Manufacturer | TURBINE CUBS OF WY LLC |
| Kit Model | PA-18 REPLICA |
| Type of Registrant | LLC |
| Owner Name | KING AIR LLC |
| Street | 909 CORNERSTONE AVE |
| City | WEATHERFORD |
| State | OK |
| Zip Code | 73096-2403 |
| Region | Southwestern |
| County | Custer County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2016-08-13 |
| Certificate Issue Date | 2022-10-25 |
| Last Action Date | 2022-10-25 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 50205200 |
| Mode S Code Hex | A10A80 |