Service Bulletin

SB 601

Lycoming Engines

Issued
2011-11-22
Models covered
5
SB

SB 601

Lycoming Engines

Issued 2011-11-22

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.

Non-Compliant Oil Fill Tubes P/N 77527

Source: Lycoming Engines, retrieved 2026-09-01

Applies to 5 models in our index

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