| Tail Number / N-Number | N488SK |
| Manufacturer | YELICH MARK |
| Model | MM 1 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Type of Registrant | Individual |
| Owner Name | KURT STEVEN T |
| Street | 1607 UTAH AVE NE |
| City | SOLON |
| State | IA |
| Zip Code | 52333-9479 |
| Region | Central |
| County | Johnson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1983-05-03 |
| Certificate Issue Date | 2022-06-02 |
| Last Action Date | 2022-06-02 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 51403753 |
| Mode S Code Hex | A607EB |