| Tail Number / N-Number | N18420 |
| Manufacturer | CORNWELL JERRY T |
| Model | RV8 |
| Year Built | 2004 |
| Manufacturer's Serial Number | 81766 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-8 |
| Type of Registrant | Individual |
| Owner Name | SNETHEN WILLIAM E |
| Street | 27964 OLD HIGHWAY 30 |
| City | CALDWELL |
| State | ID |
| Zip Code | 83607-8620 |
| Region | Northwest Mountain |
| County | Canyon County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-12-07 |
| Certificate Issue Date | 2019-07-17 |
| Last Action Date | 2022-06-02 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 50251077 |
| Mode S Code Hex | A1523F |