| Tail Number / N-Number | N77131 |
| Manufacturer | SZALEWSKI PETER J |
| Model | SONEX SILVER BULLET |
| Year Built | 2008 |
| Manufacturer's Serial Number | 1007 |
| 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 | AEROVEE |
| Engine Model | 2180 |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 80 hp (60 kW) |
| Kit Manufacturer | SONEX AIRCRAFT LLC |
| Kit Model | SONEX |
| Type of Registrant | Individual |
| Owner Name | SZALEWSKI LEE |
| Street | 6202 BRUNNER RD |
| City | MANITOWOC |
| State | WI |
| Zip Code | 54220-9540 |
| Region | Great Lakes |
| County | Manitowoc County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2009-04-24 |
| Certificate Issue Date | 2008-12-04 |
| Last Action Date | 2021-11-01 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 52467631 |
| Mode S Code Hex | AA6F99 |