| Tail Number / N-Number | N11178 |
| Manufacturer | STINSON |
| Model | SM-8A |
| Year Built | 1931 |
| Manufacturer's Serial Number | 4123 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | R680 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 215 hp (160 kW) |
| Average Cruising Speed | 123 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LEAHY THOMAS J |
| Street | 7268 E BAYSHORE RD |
| City | LKSID MARBLHD |
| State | OH |
| Zip Code | 43440-9763 |
| Region | Great Lakes |
| County | Ottawa County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 1998-04-20 |
| Last Action Date | 2022-10-26 |
| Expiration Date | 2030-03-31 |
| Status | Valid Registration |
| Mode S Code | 50031530 |
| Mode S Code Hex | A03358 |