# N11ZL: Panzl B H/Panzl C J PAN

- Status: Valid registration
- Airframe: [Panzl B H/Panzl C J PAN](https://openairdocs.org/model/panzl-b-h-panzl-c-j-pan) (registry code 05612FW, 2 seats)
- Engine: [Franklin 6V-335 series](https://openairdocs.org/engine/franklin-6v-335-series) (registry code 27039)
- Data sheets: [TCDS E-244](https://openairdocs.org/tcds/E-244) (Franklin Sp. z.o.o.) (OpenAirDocs)
- Serial number: ZL-1
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 16, 1987
- Certificate issued: February 27, 2024
- Expires: February 28, 2031
- Mode S code: A02C24
- Registered owner: [Hogan Danny W](https://openairdocs.org/faa-owner/HOGAN%20DANNY%20W)
- Location: [Poteau, OK](https://openairdocs.org/faa-place/OK/Poteau)
- Owner type: Individual
- Owner's area on the map: 35.0381° N, 94.5715° W: Placed by OpenAirDocs at the center of ZIP code 74953, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11ZL
- Page: https://openairdocs.org/aircraft/N11ZL

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. The registry lists only the engine series, so ADs for every Franklin 6V-335 model are included.

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

### Matched by airframe (Panzl B H/Panzl C J PAN)

None in force.

### Matched by engine (Franklin 6V-335 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN03LA051](https://openairdocs.org/ntsb/DEN03LA051), Mar 18, 2003: Panzl PAN (N11ZL), Vernal, UT, substantial damage. Probable cause: the pilot's inadequate preflight preparation and his lack of familiarity with the airplane, which subsequently resulted in fuel starvation to the engine. Contributing factors were unfavorable wind…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20030318003189A](https://openairdocs.org/incident/20030318003189A), Mar 18, 2003: Amtr PANZL1 (N11ZL), Vernal, UT, Substantial damage. (-23) On 3-18-03 pilot vigoren was on his first flight from steamboat springs, Colorado to Vernal, Utah, when the engine failed and he made an emergency…

## 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) (5)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the engine (Franklin 6V-335 series)

- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22. Swift Fuels LLC. Lists 6V-335-A
- [STC SE2932SW](https://openairdocs.org/stc/SE2932SW): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. Alcor LLC. Lists 6V-335-A
- [STC SE1311SO](https://openairdocs.org/stc/SE1311SO): Installation of Shivers carburetor temperature gauge with a Richter Aero Equipment B-5 carburetor temperature probe. LegacySTC.com. Lists 6V-335-A
- [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc. Lists 6V-335-A
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc. Lists 6V-335-A

## Related

- Other Panzl B H/Panzl C J PAN aircraft: https://openairdocs.org/model/panzl-b-h-panzl-c-j-pan/aircraft.md
- The Franklin 6V-335 series engine: https://openairdocs.org/engine/franklin-6v-335-series.md

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