| Tail Number / N-Number | N78GP |
| Manufacturer | STERLING ROBERT |
| Model | 4P |
| Manufacturer's Serial Number | 001 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| 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 | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | LLC |
| Owner Name | SD ENDEAVORS LLC |
| Street | 1401 MCCULLOCH UNIT 33 |
| City | LAKE HAVASU CITY |
| State | AZ |
| Zip Code | 86403 |
| Region | Western-Pacific |
| County | Mohave County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1997-05-28 |
| Certificate Issue Date | 2022-12-22 |
| Last Action Date | 2022-12-22 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 52507321 |
| Mode S Code Hex | AA8ED1 |