| Tail Number / N-Number | N66GR |
| Manufacturer | BANDUCCI GARY |
| Model | RV-4 |
| Manufacturer's Serial Number | 102 |
| 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 | I0360 SER A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Type of Registrant | Individual |
| Owner Name | TAYLOR THOMAS F |
| Street | 20010 FARGO AVE |
| City | LEMOORE |
| State | CA |
| Zip Code | 93245-9304 |
| Region | Western-Pacific |
| County | Kings County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1990-11-30 |
| Certificate Issue Date | 2012-05-31 |
| Last Action Date | 2020-12-14 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 52131206 |
| Mode S Code Hex | A8B286 |