| Tail Number / N-Number | N89MK |
| Manufacturer | HUFFMAN MARK A |
| Model | AVIAT EAGLE II |
| Year Built | 1997 |
| Manufacturer's Serial Number | 0001 |
| 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 | AEIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | MAY LOREN J |
| Street | 4117 GOCHMAN ST |
| City | AUSTIN |
| State | TX |
| Zip Code | 78723-4549 |
| Region | Southwestern |
| County | Travis County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1997-07-01 |
| Certificate Issue Date | 2022-03-09 |
| Last Action Date | 2022-03-09 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 53042030 |
| Mode S Code Hex | AC4418 |