Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4790.
| Tail Number / N-Number | N4790 |
| Manufacturer | KROGMAN |
| Model | BUSBY MUSTANG II |
| Year Built | 1978 |
| Manufacturer's Serial Number | 85 |
| 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) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HALL LAVON C |
| Street | 449 S HARRISON STREET |
| City | LANCASTER |
| State | WI |
| Zip Code | 53813 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1978-04-20 |
| Certificate Issue Date | 1975-03-26 |
| Last Action Date | 2008-02-19 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2012-12-13 |
| Mode S Code | 51362341 |
| Mode S Code Hex | A5E4E1 |