| Tail Number / N-Number | N94Y |
| Manufacturer | DAWSON TONY/GUIN ARLON |
| Model | QUESTAIR 20 |
| Year Built | 1995 |
| Manufacturer's Serial Number | 0044 |
| 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 | CONT MOTOR |
| Engine Model | IO-550 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Corporation |
| Owner Name | EAA AVIATION FOUNDATION INC |
| Street | PO BOX 3086 |
| City | OSHKOSH |
| State | WI |
| Zip Code | 54903-3086 |
| Region | Great Lakes |
| County | Winnebago County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1995-10-05 |
| Certificate Issue Date | 2021-07-21 |
| Last Action Date | 2021-07-21 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 53206365 |
| Mode S Code Hex | AD0CF5 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N94Y.
| Tail Number / N-Number | N94Y |
| Manufacturer | PEARSON WILLIAMS AIRCRAFT CO. |
| Model | P&W 1 |
| Manufacturer's Serial Number | 1 |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | WILLIAMS LELAND FRANKLYN |
| County | Winnebago County |
| Last Status | Valid Registration |
| Cancellation Date | 1939-10-02 |