| Tail Number / N-Number | N678BY |
| Manufacturer | PIPER |
| Model | PA-31-350 |
| Year Built | 1979 |
| Manufacturer's Serial Number | 31-7952202 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 162 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | SHOALS AIR LLC |
| Other Names |
|
| Street | 235 MEADOWVIEW LN |
| City | FLORENCE |
| State | AL |
| Zip Code | 35633-7468 |
| Region | Southern |
| County | Lauderdale County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-08-31 |
| Certificate Issue Date | 2021-09-15 |
| Last Action Date | 2021-09-15 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 52174640 |
| Mode S Code Hex | A8F9A0 |