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Service Instruction

SI 1587

Lycoming Engines

Issued
2022-02-03
Models covered
4

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SI

SI 1587

Lycoming Engines

Issued 2022-02-03

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.

Reprint of AVStar Service Information Letter No. AFS-SIL-03

Source: Lycoming Engines, retrieved 2026-09-01

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

Applies to 4 models in our index

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