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Service Instruction

SI 1424

Lycoming Engines

Issued
2009-12-15
Models covered
7

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SI

SI 1424

Lycoming Engines

Issued 2009-12-15

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.

Installation Procedure for P/N 15B26066 Hydraulic Tappet/Plunger Assemblies

Source: Lycoming Engines, retrieved 2026-09-01

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

Applies to 7 models in our index

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