| Tail Number / N-Number | N51WK |
| Manufacturer | DUNCAN W G |
| Model | LANCAIR 235 |
| Year Built | 1991 |
| Manufacturer's Serial Number | 16 |
| 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 | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Type of Registrant | Individual |
| Owner Name | KIMBRELL KENNETH W |
| Street | 312 MOON RD |
| City | JASPER |
| State | AL |
| Zip Code | 35501-7420 |
| Region | Southern |
| County | Walker County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1991-09-12 |
| Certificate Issue Date | 2017-05-01 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 51460424 |
| Mode S Code Hex | A66114 |