Engine model · Reciprocating · 205 hp · registry code 67270

Manufacturer (registry)
WSK-PZL
Model
6A-350-C1R
Registry code
67270
Type
Reciprocating
Power
205 hp
Data sheet
TCDSE9EA
Holder
Franklin Sp. z.o.o.

Model codes come from the FAA registry’s reference file.

On this page

Airworthiness directives that may apply · 4

ADs whose products match this engine model. Each AD’s applicability may narrow it by serial number, part number or configuration.

1969In forceSuperseded2026
ADs by the year they took effect: 3 ADs
19691
19891
20031
Query with SQL
duckdb -csv -c "SELECT d.ad_number, d.status, d.subject, d.effective_date
  FROM 'https://openairdocs.org/data/latest/faa_directive.parquet' d
  WHERE d.ad_id IN (SELECT ad_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_directive.parquet' WHERE engine_model_code IN ('67270'))
  ORDER BY coalesce(d.effective_date, d.publication_date, d.issue_date) DESC, d.ad_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

Registered aircraft · 1

Query with SQL
duckdb -csv -c "SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
  WHERE engine_model_code IN ('67270')
  ORDER BY n_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB investigations

No NTSB investigations matched to aircraft with this engine modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.

FAA incident reports · 7

Matched to this engine model through the registry, by N-number and event date, checked against the reported make and model.

Incident 20260212002199ICampbell Steve Cozy MK IV · Blaine, MNThe pilot was flying back to his home base after completing repairs to the nose gear. Typically a retractable gear, the nose gear had been repaired as a fixed gear. Upon touchdown, the nose gear collapsed. On inspection, it was found that the nose gear repair…Feb 12, 2026 · N350SS · Minor damageIncident 20250601007029ICampbell Steve Cozy MK IV · Blaine, MNThe pilot planned a flight of less than 30 minutes near the airport. During the preflight inspection, the pilot opened the nose panel to adjust the position of the microswitch which powers a led that shows that the nose gear is fully extended. He stated the…Jun 1, 2025 · N350SS · Minor damageIncident 20240908014199ICampbell Steve Cozy MK IV · Anoka, MNDuring taxi back to parking after landing the nose landing gear collapsed resulting in minor damage to nose of aircraft and nose landing gear. Post incident inspection found two of the four AN3 bolts that secure the pivot point of the nose landing gear to the…Sep 8, 2024 · N350SS · Minor damageIncident 20231111018159ICampbell Steve Cozy MK IV · Blaine, MNThe PIC was conducting a charity flight with a minor passenger in an experimental amateur built aircraft with fixed main gear and a retractable nose gear. While on final approach to runway 18 at kane, the aircraft landed short of the runway by approximately…Nov 11, 2023 · N350SS · Minor damageIncident 20230723009319ICampbell Steve Cozy MK IV · Appleton, WIOn 7/23/2023 [privacy data omitted] landed on runway 21 at Appleton international airport (atw) without incident. During rollout to exit via taxiway bravo 3, the PIC applied brakes and the left brake failed, causing the aircraft to lose directional control,…Jul 23, 2023 · N350SS · Minor damageIncident 20181110021669ICampbell Steve Cozy MK IV · Blaine, MNPilot was landing and his plan was to execute a touch and go. Shortly after touchdown he added power for the touch and go and the nose of the airplane lowered and hit the ground. The nose gear had not been extended resulting in a gear up landing. The pilot…Nov 10, 2018 · N350SS · Minor damageIncident 20070714825469IAmtr Cozymkiv · Minneapolis, MN(-23) Aircraft was performing phase I of the operations limitations. This was the first flight of the aircraft. After take-off from runway 27 at ane, the aircraft entered the airport traffic pattern for runway 27. Halfway into the downwind leg, the engine RPM…Jul 14, 2007 · N350SS · Minor damage
Query with SQL
duckdb -csv -c "SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
  FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
  WHERE engine_model_code IN ('67270')
  ORDER BY event_date DESC, report_number DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

Service difficulty reports

No reports name this modelGeneral aviation reporting is voluntary.

STCs that may be installed · 8

Approved for this engine model: the STC’s model list names it on its data sheet, or a series that includes it. The registry doesn’t record which STCs an aircraft has.

Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet'
    WHERE engine_model_code IN ('67270')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

PMA parts · 54

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.

See all 54 PMA parts
Query with SQL
duckdb -csv -c "SELECT drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
  FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
  WHERE tcds_number IN ('E9EA')
    AND len(list_intersect(tcds_models, ['6A-350-C1R'])) > 0
  ORDER BY supplement_date DESC, drs_guid DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.