# N412DS: 2004 Quicksilver Mfg SPORT S2

- Status: Valid registration
- Airframe: [Quicksilver Mfg SPORT S2](https://openairdocs.org/model/quicksilver-mfg-sport-s2) (registry code 059023H, 2 seats)
- Engine: [HKS 700E](https://openairdocs.org/engine/hks-700e) (registry code 33777)
- Serial number: 0115
- Year built: 2004
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, operating light-sport kit-built
- Airworthiness date: November 25, 2007
- Certificate issued: March 7, 2019
- Expires: March 31, 2029
- Mode S code: A4DBEA
- Registered owner: [Castro Richard H](https://openairdocs.org/faa-owner/CASTRO%20RICHARD%20H)
- Location: Boqueron, PR, RQ
- Owner type: Individual
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=412DS
- Page: https://openairdocs.org/aircraft/N412DS

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 (Quicksilver Mfg SPORT S2)

None in force.

### Matched by engine (HKS 700E)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N412DS.

## 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.

- [Incident 20210326012979I](https://openairdocs.org/incident/20210326012979I), Mar 26, 2021: Quicksilver Mfg Inc SPORT S2 (N412DS), Guanica, PR, Minor damage. On Friday 26 2021 FAA was notified of an aircraft ditching in the Guanica playa santa area. Upon arrival, N412DS was already pulled out of the water with the…

## 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.

## Related

- Other Quicksilver Mfg SPORT S2 aircraft: https://openairdocs.org/model/quicksilver-mfg-sport-s2/aircraft.md
- The HKS 700E engine: https://openairdocs.org/engine/hks-700e.md

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