AD 2005-26-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies |
Unsafe Condition
Cracks in the cylinder assemblies leading to loss of engine power and possible engine failure caused by separation of a cylinder head.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the affected ECi cylinder assemblies, part number AEL65102 series 'Classic Cast', with casting P/N AEL65099 and serial numbers 1 through 9879.
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Compliance Time
Before further flight
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Affected Aircraft
Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, 'Parallel Valve' reciprocating engines, with ECi cylinder assemblies, part number AEL65102 series 'Classic Cast', with casting P/N AEL65099 and serial numbers 1 through 9879, installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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