| Tail Number / N-Number | N16588 |
| Manufacturer | WACO |
| Model | YKS-6 |
| Year Built | 1936 |
| Manufacturer's Serial Number | 4523 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | JACOBS |
| Engine Model | L4 /R755-7 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 245 hp (183 kW) |
| Average Cruising Speed | 123 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WHITTLESEY LESLIE F |
| Street | 23611 SIDNEY BAY |
| City | DANA POINT |
| State | CA |
| Zip Code | 92629-4209 |
| Region | Western-Pacific |
| County | Orange County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1955-12-28 |
| Certificate Issue Date | 1981-12-28 |
| Last Action Date | 2021-09-24 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 50203722 |
| Mode S Code Hex | A107D2 |