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DataBases updated May 17, 2019: As of Biweekly 2019-10/-11

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  Search within the listed ADs for:
  Manufacturer: Lycoming Engines  TC No.: E-274
  Airworthiness Directives for Model: O-320-E2D
   Rec (Yes); Indicates a Recurring AD.                                                                                                                            Number of ADs: 27
AD NumberPDFRecSubjectEffective
55-02-02 PDF No Lower access. drive adapter gasket 02/28/55
59-10-07 PDF No Cylinder baffle clamps 07/01/59
63-23-02 PDF Yes 7/16 Diameter exhaust valve system 08/06/68
64-16-05 PDF No Oil seal failure 07/10/64
66-20-04 PDF No Oil filter adapter gasket 08/27/66
75-08-09 PDF No Oil pump failure 08/18/77
81-18-04 R2 PDF No Superseded by 96-09-10 06/07/82
87-10-06 R1 PDF No Rocker arm assemblies 09/01/89
90-04-06 R1 PDF No External oil line 05/28/91
91-14-22 PDF Yes Superseded by 2004-10-14 (2004-10-14 C1) 08/19/91
92-12-05 PDF No Piston pins 07/10/92
94-14-13 L PDF No Superseded by 95-26-02 06/23/94
95-26-02 PDF No Contaminated aviation fuel 01/24/96
96-09-10 PDF No Iron and aluminum impellers in oil pumps 07/15/96
97-01-03 PDF No Superseded by 97-15-11 01/21/97
97-15-11 PDF No Defective piston pins 08/12/97
98-02-08 PDF Yes Crankshaft failure 03/30/98
98-17-11 PDF No Crankshafts serviced by Nelson Balancing 10/19/98
98-17-11 C1 PDF No Crankshafts serviced by Nelson Balancing 10/19/98
2004-10-14 PDF Yes Prop Strike - crankshaft gear installation 06/25/04
2005-26-10 PDF No Superseded by 2006-12-07 01/31/06
2006-12-07 PDF No Non-TC Holder - ECi cylinder assemblies 07/11/06
2007-04-19 R1 PDF No Non-TC Holder - Superior Air Parts - Cylinder Assemblies 06/01/07
2008-19-05 PDF Yes Superseded by 2009-26-12 10/20/08
2009-26-12 PDF Yes Non-TC Holder - ECi cylinder assemblies; P/N AEL65102 Series 02/04/10
2012-03-07 PDF No Non-TC Holder - Volare - Marvel-Schebler (BorgWarner) HA-6 carburetors 03/27/12
2017-16-11 PDF No Connecting rod small end bushings 08/16/17

The Following ADs apply to Accessories that could be installed on the O-320-E2D    (See Explanation)     No. of ADs: 9
67-01-04PDFNoSuperior Flow US5003-27, -33 Oil Filters - replacement01/02/73---
69-24-03PDFNoMarvel-Schebler MA-3 Series Carburetors - modification11/29/69---
80-06-05PDFNoImpulse coupling failure03/28/80---
81-16-05PDFNo4200 and 6200 series magnetos08/06/81---
93-19-04PDFNoRevised by 93-19-04 C110/18/93---
98-01-06PDFYesCarburetor check: presence & condition of one- or two-piece venturi; modify/replace02/13/98---
2006-12-07PDFNoECi cylinder assemblies, P/N AEL65102 series "Classic Cast07/11/06---
2007-04-19 R1PDFNoSuperior Air Parts Cylinder Assembly removal06/01/07---
2009-26-12PDFYesCracks: head-to-barrel interface; cylinder assemblies replacement02/04/10---
  ADs that address non-Type Certificate holders (Garmin, Bendix, etc.) can be found in the Appliance/Accessory Index.
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