# N6661Z: 1991 Kramp Eugene H RV-6

- Status: Valid registration
- Airframe: [Kramp Eugene H RV-6](https://openairdocs.org/model/kramp-eugene-h-rv-6) (registry code 05608PU, 2 seats)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: 20950
- Year built: 1991
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 29, 1991
- Certificate issued: March 29, 2019
- Expires: March 31, 2029
- Mode S code: A8CD16
- Registered owner: [Williams David R](https://openairdocs.org/faa-owner/WILLIAMS%20DAVID%20R)
- Location: [Havre, MT](https://openairdocs.org/faa-place/MT/Havre)
- Owner type: Individual
- Owner's area on the map: 48.6899° N, 109.7811° W: Placed by OpenAirDocs at the center of ZIP code 59501, within about 21 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6661Z
- Page: https://openairdocs.org/aircraft/N6661Z

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Kramp Eugene H RV-6)

None in force.

### Matched by engine (Lycoming I0360 SER A&C)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N6661Z.

## FAA accident and incident reports

None matched to N6661Z.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N6661Z

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N6661Z before.

- [Cancelled 1989-02-06](https://openairdocs.org/deregistered/N6661Z-1989-02-06): Piper PA-25-235, S/N 252261. Triennial form not returned

## Related

- Other Kramp Eugene H RV-6 aircraft: https://openairdocs.org/model/kramp-eugene-h-rv-6/aircraft.md
- The Lycoming I0360 SER A&C engine: https://openairdocs.org/engine/lycoming-i0360-ser-a-c.md

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