| Tail Number / N-Number | N370KH |
| Manufacturer | HUWE M K |
| Model | RV-4 |
| Manufacturer's Serial Number | 307 |
| 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) |
| Type of Registrant | Individual |
| Owner Name | DUFFY EDWARD C |
| Street | 1807 SCHAFER ST |
| City | BISMARCK |
| State | ND |
| Zip Code | 58501-1238 |
| Region | Great Lakes |
| County | Burleigh County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1987-06-20 |
| Certificate Issue Date | 2015-03-20 |
| Last Action Date | 2020-10-13 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51032264 |
| Mode S Code Hex | A434B4 |