Service Instruction

SI 1368

Lycoming Engines

Issued
2025-11-24
Models covered
1
SI

SI 1368

Lycoming Engines

Issued 2025-11-24

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.

Tachometer Adapter Seal Washer and Retainer

Source: Lycoming Engines, retrieved 2026-09-01

Applies to 1 model in our index

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