| Tail Number / N-Number | N91JM |
| Manufacturer | WACO |
| Model | YMF |
| Year Built | 1986 |
| Manufacturer's Serial Number | F5-004 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | JACOBS |
| Engine Model | R755B SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 275 hp (205 kW) |
| Type of Registrant | Individual |
| Owner Name | WALTON THOMAS M |
| Street | 3054 STATE ROUTE 4 |
| City | HUDSON FALLS |
| State | NY |
| Zip Code | 12839-9631 |
| Region | Eastern |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1986-12-04 |
| Certificate Issue Date | 2012-06-12 |
| Last Action Date | 2021-03-04 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 53112446 |
| Mode S Code Hex | AC9526 |