| Tail Number / N-Number | N56BG |
| Manufacturer | GUERNSEY G R |
| Model | MUSTANG-II |
| Year Built | 1980 |
| Manufacturer's Serial Number | 140 |
| 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 | IO-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 150 hp (112 kW) |
| Type of Registrant | Individual |
| Owner Name | GUERNSEY GIBSON R |
| Street | 42 JENSEN LN |
| City | BELEN |
| State | NM |
| Zip Code | 87002-8014 |
| Region | Southwestern |
| County | Valencia County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-11-20 |
| Certificate Issue Date | 1979-05-16 |
| Last Action Date | 2022-11-29 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51622261 |
| Mode S Code Hex | A724B1 |