| Tail Number / N-Number | N666MR |
| Manufacturer | GAFFNEY MIKE |
| Model | VANS RV-6A |
| Year Built | 2002 |
| Manufacturer's Serial Number | 3931 |
| 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 | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-6A |
| Type of Registrant | Individual |
| Owner Name | GAFFNEY MIKE |
| Street | 40 DEER RIDGE RD |
| City | MILLS RIVER |
| State | NC |
| Zip Code | 28759-8539 |
| Region | Eastern |
| County | Henderson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2002-07-12 |
| Certificate Issue Date | 2002-09-19 |
| Last Action Date | 2020-11-22 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 52145646 |
| Mode S Code Hex | A8CBA6 |