Engine model · Reciprocating · 180 hp · registry code 42291

Manufacturer (registry)
LYCOMING
Model
O-360-F1A6
Registry code
42291
Type
Reciprocating
Power
180 hp
Data sheet
TCDSE-286
Holder
Lycoming Engines

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

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Airworthiness directives that may apply · 26

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

1963In forceSuperseded2026
ADs by the year they took effect: 31 ADs
19631
19671
19691
19771
19801
19811
19821
19892
19911
19921
19951
19962
19971
19981
20041
20051
20065
20071
20081
20101
20122
20171
20241
20261
See all 31 ADs
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 ('42291'))
  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.

Information bulletins that may apply · 5

Historical bulletins · 1
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duckdb -csv -c "SELECT s.saib_number, any_value(s.title) AS title, max(s.issue_date) AS issue_date, any_value(s.status) AS status
  FROM 'https://openairdocs.org/data/latest/faa_saib.parquet' s
  WHERE s.saib_id IN (SELECT saib_id FROM 'https://openairdocs.org/data/latest/faa_engine_model_saib.parquet' WHERE engine_model_code IN ('42291'))
  GROUP BY s.saib_number ORDER BY issue_date DESC"

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Registered aircraft · 23

See all 23 registered aircraft
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 ('42291')
  ORDER BY n_number"

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NTSB investigations · 1

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

Defining event, 2008 on

Of 1 case NTSB coded with a defining event. All defining events

In the probable cause, 2008 on

Findings NTSB made part of the probable cause. A case can have several. All findings

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
  WHERE a.engine_model_code IN ('42291')
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" 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.

FAA incident reports · 6

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

Accident 20250722015809AWhite Dyke Delta JD-2 · Oshkosh, WIOn 07-22-2025, at 1430 CST, an experimental dyke delta JD-2 aircraft [privacy data omitted] landed at (osh) Oshkosh, Wisconsin during the eaa airshow and lost control of the aircraft, went into the grass area adjacent to the runway and came to rest with a…Jul 22, 2025 · N71AW · Substantial damageIncident 20220504006619ICessna 172RG · Dunnellon, FLOn 05/04/2022, N4614R, a CE-172RG, landed gear-up on runway 23 at the Marion County Airport (X35), Dunnellon FL., approximate 1500? From the runway threshold, near the centerline, and resting in an upright position. Two souls were on-board, a pilot and…May 4, 2022 · N4614R · Minor damageIncident 20200403005709ICessna 172RG · Liberty, SCAirman was flying his aircraft for the first time in a couple months and wanted to check the engine. After completing his first full stop landing and taxi back, he was on approach for a second full stop landing when he forgot to put the gear down for landing.…Apr 3, 2020 · N4614R · Minor damageIncident 20161126023509ICessna 172RGThe pilot stated that while taxing he experienced an intermittent gear unsafe indication. The unsafe indication stopped and he departed bcb. While in the bcb pattern at a 45 degree for runway 300 he selected landing gear down and confirmed no unsafe…Nov 26, 2016 · N9974B · Minor damageIncident 20160506005329ICessna 172RG · Opa Locka, FLN510FA was practicing power off approach to landings at opf. During their approach the aircraft touched down 109 feet short of the runway which caused the nose wheel to snap off. The aircraft skidded to a stop 524 feet from the initial impact point.May 6, 2016 · N510FA · Substantial damageIncident 20150822015019ICessna 172RG · Anchorage, AKPattern and touch/go work for complex training. In t/o phase after several touch and go, instructor accidently raised gear handle instead of flap handle. Gear handle was immediately lowered but nose gear retracted, nose dropped, and propeller struck the…Aug 22, 2015 · N6407V · 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 ('42291')
  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 · 142

See all 142 difficulty reports
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE engine_model_key = 'O360F1A6'
  ORDER BY difficulty_date DESC"

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STCs that may be installed · 39

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.

See all 39 STCs
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 ('42291')
    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"

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PMA parts · 1,000+

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 1,000+ 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 ('E-286')
    AND len(list_intersect(tcds_models, ['O-360-F1A6'])) > 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.