| Tail Number / N-Number | N81JG |
| Manufacturer | GREAVES JOHN P JR |
| Model | VARIEZE |
| Year Built | 1984 |
| Manufacturer's Serial Number | 1478 |
| 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 | 0-235 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Type of Registrant | Individual |
| Owner Name | GREAVES JR JOHN P |
| Street | 15742 MIDDLETOWN PARK DR |
| City | REDDING |
| State | CA |
| Zip Code | 96001 |
| Region | Western-Pacific |
| County | Shasta County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1984-08-20 |
| Certificate Issue Date | 1982-01-19 |
| Last Action Date | 2021-11-08 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 52603722 |
| Mode S Code Hex | AB07D2 |