# N31PK: 2011 Loyd Remus MODIFIED RV4

- Status: Valid registration
- Airframe: [Loyd Remus MODIFIED RV4](https://openairdocs.org/model/loyd-remus-modified-rv4) (registry code 056301K, 2 seats)
- Engine: [Aerosport IO-375 series](https://openairdocs.org/engine/aerosport-io-375-series) (registry code 01305)
- Serial number: PANTHER 1
- Year built: 2011
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 7, 2011
- Certificate issued: June 14, 2011
- Expires: June 30, 2027
- Mode S code: A345C7
- Registered owner: [Remus Loyd A](https://openairdocs.org/faa-owner/REMUS%20LOYD%20A)
- Location: [Peyton, CO](https://openairdocs.org/faa-place/CO/Peyton)
- Owner type: Individual
- Owner's area on the map: 38.9811° N, 104.4999° W: Placed by OpenAirDocs at the center of ZIP code 80831, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=31PK
- Page: https://openairdocs.org/aircraft/N31PK

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 Aerosport IO-375 model are included.

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

### Matched by airframe (Loyd Remus MODIFIED RV4)

None in force.

### Matched by engine (Aerosport IO-375 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N31PK.

## FAA accident and incident reports

None matched to N31PK.

## 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 N31PK

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N31PK before.

- [Cancelled 2006-01-04](https://openairdocs.org/deregistered/N31PK-2006-01-04): Mooney M20K, S/N 25-0109, built 1979. Exported to Germany. Owner: [Toepfer Kendra](https://openairdocs.org/faa-owner/TOEPFER%20KENDRA), [Indianapolis, IN](https://openairdocs.org/faa-place/IN/Indianapolis)

## Related

- Other Loyd Remus MODIFIED RV4 aircraft: https://openairdocs.org/model/loyd-remus-modified-rv4/aircraft.md
- The Aerosport IO-375 series engine: https://openairdocs.org/engine/aerosport-io-375-series.md

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