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SI 1420

Lycoming Engines

Issued
2011-02-25
Models covered
4

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SI

SI 1420

Lycoming Engines

Issued 2011-02-25

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.

Fuel Pump Drive Spline Lubrication

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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