| Tail Number / N-Number | N14JK |
| Manufacturer | KILLOUGH |
| Model | PITTS SPECIAL S-1S |
| Year Built | 1977 |
| Manufacturer's Serial Number | 7978 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | N14JK LLC |
| Street | PO BOX 511 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19899-0511 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1986-10-29 |
| Certificate Issue Date | 2018-11-17 |
| Last Action Date | 2021-06-22 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 50120451 |
| Mode S Code Hex | A0A129 |