| Tail Number / N-Number | N86MM |
| Manufacturer | MUIR MALCOLM D |
| Model | MIDGET MUSTANG |
| Year Built | 1982 |
| Manufacturer's Serial Number | 1134 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | MUIR MALCOLM D |
| Street | 575 HILLSIDE DR |
| City | QUINCY |
| State | CA |
| Zip Code | 95971-9605 |
| Region | Western-Pacific |
| County | Plumas County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1982-08-31 |
| Certificate Issue Date | 1982-12-08 |
| Last Action Date | 2022-02-09 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 52746635 |
| Mode S Code Hex | ABCD9D |