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Service Bulletin

SB 604

Lycoming Engines

Issued
2012-11-21
Models covered
1

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SB

SB 604

Lycoming Engines

Issued 2012-11-21

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.

Compliance with Hartzell Engine Technologies, LLC Alert Service Bulletin No. 048 dated 11/16/2012, Turbocharger model TAO411, P/N 410188-0019 Turbine Wheel Replacement

Source: Lycoming Engines, retrieved 2026-09-01

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

Applies to 1 model in our index

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