# N55MS: 2023 Stick And Rudder CCX-2300

- Status: Valid registration
- Airframe: [Stick And Rudder CCX-2300](https://openairdocs.org/model/stick-and-rudder-ccx-2300) (registry code 05641UD, 2 seats)
- Engine: [Lycoming IO-390-D3B6](https://openairdocs.org/engine/lycoming-io-390-d3b6) (registry code 42714)
- Data sheets: [TCDS E00006NY](https://openairdocs.org/tcds/E00006NY) (Lycoming Engines) (OpenAirDocs)
- Serial number: CCX-2300-0082
- Year built: 2023
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 21, 2023
- Certificate issued: December 8, 2023
- Expires: December 31, 2030
- Mode S code: A6FE36
- Registered owner: [N55ms LLC](https://openairdocs.org/faa-owner/N55MS%20LLC)
- Location: [Castle Rock, CO](https://openairdocs.org/faa-place/CO/Castle%20Rock)
- Owner type: LLC
- Owner's area on the map: 39.3718° N, 104.9146° W: Placed by OpenAirDocs at the center of ZIP code 80109, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=55MS
- Page: https://openairdocs.org/aircraft/N55MS

From the FAA registry file of October 22, 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): 1 in force

### Matched by airframe (Stick And Rudder CCX-2300)

None in force.

### Matched by engine (Lycoming IO-390-D3B6)

- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 605 more. Effective Apr 8, 2026

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N55MS.

## FAA accident and incident reports

None matched to N55MS.

## Reports on N55MS not matched to an aircraft (1)

They name N55MS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20030704012819I](https://openairdocs.org/incident/20030704012819I), Jul 4, 2003: Amtr GLASAIRIIRG (N55MS), Houlton, ME, Minor damage. (-23) On July 4, 2003 Mr. Streek pilot and owner of a glassair ii experimental homebuilt aircraft performed a high speed taxi down the runway when the aircraft…

## 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) (3)

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 (Lycoming IO-390-D3B6)

- [STC SE00825WI](https://openairdocs.org/stc/SE00825WI): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. B & C Specialty Products Inc
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [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

## Earlier aircraft with N55MS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N55MS before.

- [Cancelled 1972-08-14](https://openairdocs.org/deregistered/N55MS-1972-08-14): Seymour CASSUTT IIM, S/N MS1. Owner: [Seymour Joseph Michael](https://openairdocs.org/faa-owner/SEYMOUR%20JOSEPH%20MICHAEL), [Naperville, IL](https://openairdocs.org/faa-place/IL/Naperville)

## Related

- Other Stick And Rudder CCX-2300 aircraft: https://openairdocs.org/model/stick-and-rudder-ccx-2300/aircraft.md
- The Lycoming IO-390-D3B6 engine: https://openairdocs.org/engine/lycoming-io-390-d3b6.md

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