| Tail Number / N-Number | N509RY |
| Manufacturer | YERSAK |
| Model | GREAT LAKES SPECIAL |
| Year Built | 1975 |
| Manufacturer's Serial Number | 197 |
| 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 | GO-435C&D SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | Individual |
| Owner Name | TOLLINI PAUL D |
| Street | 2761 BEDMINSTER RD |
| City | PERKASIE |
| State | PA |
| Zip Code | 18944-4008 |
| Region | Eastern |
| County | Bucks County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-05-19 |
| Certificate Issue Date | 1997-02-26 |
| Last Action Date | 2022-02-16 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51456355 |
| Mode S Code Hex | A65CED |