AD 2026-04-11
PossibleAirworthiness Directives; Lycoming Engines
Effective: Apr 8, 2026
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD Lookup by Aircraft Configuration
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Evaluated 26 candidate ADs: 0 confirmed, 26 possible, 0 excluded.
- Engine model not supplied — engine-constrained ADs surface as "possible".
- Propeller model not supplied — prop-constrained ADs surface as "possible".
Possible (26) Source data suggests a match, but the applicability needs manual verification.
AD 2024-21-02
PossibleAirworthiness Directives; Lycoming Engines
Effective: Dec 5, 2024
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2015-19-07
PossibleAirworthiness Directives; Lycoming Engines Fuel Injected Reciprocating Engines
Effective: Nov 3, 2015
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2012-19-01
PossibleAirworthiness Directives; Lycoming Engines Reciprocating Engines
Effective: Oct 24, 2012
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2012-03-06
PossibleAirworthiness Directives; Superior Air Parts, Lycoming Engines (Formerly Textron Lycoming), and Continental Motors, Inc., Fuel-Injected Reciprocating Engines
Effective: Feb 24, 2012
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2009-02-03
PossibleAirworthiness Directives; Lycoming Engines IO, (L)IO, TIO, (L)TIO, AEIO, AIO, IGO, IVO, and HIO Series Reciprocating Engines, Teledyne Continental Motors (TCM) LTSIO-360-RB and TSIO-360-RB Reciprocating Engines, and Superior Air Parts, Inc. IO-360 Series Reciprocating Engines With Certain Precision Airmotive LLC RSA-5 and RSA-10 Series, and Bendix RSA-5 and RSA-10 Series, Fuel Injection Servos
Effective: Feb 9, 2009
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2007-04-19R1
PossibleAirworthiness Directives; Superior Air Parts, Inc. (SAP), Cylinder Assemblies Part Numbers Series: SA47000L, SA47000S, SA52000, SA55000, SL32000W, SL32000WH, SL32006W, SL36000TW, SL36000W, and SL36006W
Effective: May 7, 2007
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2006-10-21
PossibleAirworthiness Directives; Engine Components Incorporated (ECi) Reciprocating Engine Connecting Rods; Correction
Effective: Jun 16, 2006
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2005-12-06
PossibleAirworthiness Directives; Teledyne Continental Motors (Formerly Bendix) S-20, S-1200, D-2000, and D-3000 Series Magnetos
Effective: Jul 19, 2005
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2004-10-14
PossibleAirworthiness Directives; Lycoming Engines (Formerly Textron Lycoming), Direct-Drive Reciprocating Engines; Correction
Effective: Jun 28, 2004
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2004-05-24
PossibleAirworthiness Directives; Lycoming Engines (Formerly Textron Lycoming) AEIO-540, IO-540, LTIO-540, O-540, and TIO-540 Series Reciprocating Engines
Effective: Mar 30, 2004
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2003-14-03
PossibleAirworthiness Directives; Textron Lycoming Fuel Injected Reciprocating Engines
Effective: Aug 14, 2003
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 2002-19-03
PossibleAirworthiness Directives; Textron Lycoming IO-540, LTIO-540 and TIO-540 Series Reciprocating Engines
Effective: Sep 20, 2002
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 97-15-11
PossibleAirworthiness Directives; Avco Lycoming and Textron Lycoming Reciprocating Engines
Effective: Aug 12, 1997
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 96-23-03
PossibleAirworthiness Directives; Textron Lycoming Reciprocating Engines
Effective: Dec 17, 1996
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 96-09-10
PossibleAirworthiness Directives; Textron Lycoming Reciprocating Engines
Effective: Jul 15, 1996
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 95-07-01
PossibleAirworthiness Directives; Textron Lycoming O-360, LO-360, HO-360, HIO-360, TIO-360, LIO-360, AEIO-360, O-540, IO-540, TIO-540, LTIO-540, IVO-540, AEIO-540, TIO-541, and IO-720 Series Reciprocating Engines
Effective: Apr 12, 1995
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 92-12-05
PossibleTEXTRON LYCOMING Models O-320, IO-320, LIO-320, AIO-320, AEIO-320, O-340, O-360, LO-360, HO-360, VO-360, IVO-360, IO-360, AIO-360, HIO-360, LHIO-360, LIO-360, AEIO-360, TO-360, LTO-360, TIO-360, O-480, GSO-480, IGSO-480, IGO-480, GO-480, O-540 (excluding models O-540-J and O-540-L), VO-540, IO-540 (excluding model IO-540-W), HIO-540, AEIO-540, IGSO-540, IGO-540, TVO-540, TIVO-540, IVO-540, TIO-540, LTIO-540, TIO-541, TIGO-541, and IO-720 Series Engines
Effective: Jul 10, 1992
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 81-03-05
PossibleAVCO LYCOMING Model IGSO-480-A1E6; IO-540-A1A5; IO-540-B1C5; IO-540-K1E5; IGO-540-A1A; IGO-540-A1A, -B1A, - B1C; IGSO-540-A1A, -A1C, -A1D, -A1E, -A1H Engines
Effective: Feb 11, 1981
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 78-23-10
PossibleAVCO LYCOMING All fuel injected Lycoming series engines
Effective: Nov 7, 1978
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 75-08-09
PossibleLYCOMING Model O-235, O-290, O-320, IO-320, LIO-320, O-360, IO-360, HO-360, HIO-360, VO-360-A1A, VO-360-A1B, VO-360-B1A, IVO-360-A1A, LIO-360, TIO-360, AIO-360, AEIO-360, O-540 and IO-540 Series Engines
Effective: Aug 18, 1977
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 73-23-01
PossibleAVCO LYCOMING Model O-320 Series, IO-320 Series, O-360 Series, IO & HIO-360 Series, AIO-360 Series, TIO-360 Series, LIO-360 Series, GO-480-G1D6 Series, IGSO-480-A1E6 Series, IGO-540 Series, VO-540 Series, O-540-A1C5, -A1D5, -B1A5, -B2B5, -B4B5, -B2C5, -E4A5, -E4B5, -E4C5, G1A5 Series, IO-540-A1A5, -B1A5, -C1A5, -C4B5, -D4A5, -E1A5, -E1B5, -G1D5, J4A5, -K1A5, -K1B5, -K1C5, -K1E5, -K1E5D Series, TIO-540-A2B, -A2C, -C1A, TIO-540-J2BD Series, LIO-540 Series, IGSO-540 Series, TIO-541 Series, TIGO-541 Series, IO-720-A, -B and -C Series
Effective: Jan 13, 1977
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 75-09-15
PossibleLYCOMING Model IO-320, AIO-320, IO-360, LIO-360, HIO-360-C Series, IVO-360, TIO-360, AIO-360, IGO-480, IO-540, TIO-540, IVO-540, IGO-540, AND IO-720 Series Engines
Effective: Apr 30, 1975
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 66-06-03
PossibleLYCOMING Model IO-360-A1A Engines
Effective: Jan 16, 1969
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 66-20-04
PossibleLYCOMING Model O-320, IO-320, O-340, O-360, IO-360, O-540, and IO-540 Series Engines
Effective: Aug 27, 1966
Basis:
- Source metadata suggests a family or all-models match; verify manually.
AD 63-14-03
PossibleLYCOMING Model O-540 Series Engines and IO-540 Series Engines
Effective: Jul 6, 1963
Basis:
- Source metadata suggests a family or all-models match; verify manually.
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