| Tail Number / N-Number | N67MB |
| Manufacturer | LIENAU JOSEPH E |
| Model | BD-4 |
| Year Built | 1982 |
| Manufacturer's Serial Number | 379 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 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) |
| Type of Registrant | Individual |
| Owner Name | LIENAU JOSEPH E |
| Street | PO BOX 8 |
| City | FISH CREEK |
| State | WI |
| Zip Code | 54212-0008 |
| Region | Great Lakes |
| County | Door County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1982-08-20 |
| Certificate Issue Date | 1981-08-22 |
| Last Action Date | 2020-10-15 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 52155164 |
| Mode S Code Hex | A8DA74 |