| Tail Number / N-Number | N66EC |
| Manufacturer | KING WILLIAM D |
| Model | PITTS S1S |
| Manufacturer's Serial Number | WDK1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | PLANE FUN INC TR TRUSTEE |
| Street | 2003 DEERFIELD RUN |
| City | SNELLVILLE |
| State | GA |
| Zip Code | 30078-2403 |
| Region | Southern |
| County | Gwinnett County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2021-05-18 |
| Last Action Date | 2021-05-18 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 52131107 |
| Mode S Code Hex | A8B247 |