| Tail Number / N-Number | N54666 |
| Manufacturer | DYER LARRY A |
| Model | LANCAIR 320 |
| Manufacturer's Serial Number | 32091 |
| 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 | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | SPACEWALKER 2 LLC |
| Street | 8860 SE 72ND AVE |
| City | OCALA |
| State | FL |
| Zip Code | 34472-3411 |
| Region | Southern |
| County | Marion County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1991-11-15 |
| Certificate Issue Date | 2020-08-17 |
| Last Action Date | 2020-08-17 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 51570577 |
| Mode S Code Hex | A6F17F |