| Tail Number / N-Number | N139TF |
| Manufacturer | HARRIS TIMOTHY |
| Model | RV-8 |
| Year Built | 2009 |
| Manufacturer's Serial Number | 82465 |
| 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 | IO-360 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-8 |
| Type of Registrant | Corporation |
| Owner Name | WITHROTOR AVIATION INC |
| Street | PO BOX 653 |
| City | LAKEVIEW |
| State | OR |
| Zip Code | 97630-0025 |
| Region | Northwest Mountain |
| County | Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-01-07 |
| Certificate Issue Date | 2009-06-24 |
| Last Action Date | 2020-02-12 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 50117117 |
| Mode S Code Hex | A09E4F |