| Tail Number / N-Number | N121JZ |
| Manufacturer | ZACK JAY TIMOTHY |
| Model | AVID MAGNUM |
| Year Built | 2002 |
| Manufacturer's Serial Number | 0121 |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Kit Manufacturer | AVID AIRCRAFT |
| Kit Model | AVID MAGNUM |
| Type of Registrant | Individual |
| Owner Name | ZACK JAY T |
| Street | 630 KALLSTROM RD |
| City | CLOQUET |
| State | MN |
| Zip Code | 55720-9415 |
| Region | Great Lakes |
| County | St. Louis County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2002-04-13 |
| Certificate Issue Date | 2002-02-13 |
| Last Action Date | 2022-04-05 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 50054111 |
| Mode S Code Hex | A05849 |