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Service Bulletin

SB 585

Lycoming Engines

Issued
2009-03-17
Models covered
2

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SB

SB 585

Lycoming Engines

Issued 2009-03-17

NOT AN FAA REQUIREMENT — This is a manufacturer document. It is not an FAA Airworthiness Directive and compliance is not required by 14 CFR 39 unless an AD cites it.

Incorrect Exhaust Valve Rotator Cap Shipped with Cylinder Kits P/N 05K21119, 05K21121, and 05K21122

Source: Lycoming Engines, retrieved 2026-09-01

View on Lycoming Engines' site (opens in a new tab)

Applies to 2 models in our index

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