| Tail Number / N-Number | N421LJ |
| Manufacturer | AMERICAN CHAMPION AIRCRAFT |
| Model | 8KCAB |
| Year Built | 2010 |
| Manufacturer's Serial Number | 1095-2010 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | AEIO-360-H1B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | TENNESSEE FLYING MACHINES LLC |
| Street | PO BOX 41689 |
| City | NASHVILLE |
| State | TN |
| Zip Code | 37204-1689 |
| Region | Central |
| County | Davidson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2010-03-16 |
| Certificate Issue Date | 2017-10-24 |
| Last Action Date | 2020-06-25 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 51200131 |
| Mode S Code Hex | A50059 |