Service Instruction No. 1583

Front Expansion Plug Replacement

  • Publications
SERVICE INSTRUCTION NO. 1583
DATE:

May 18, 2022

SUBJECT:

Front Expansion Plug Replacement

MODELS AFFECTED:

All Lycoming opposed series engines using a front expansion plug

TIME OF COMPLIANCE:

As necessary when front expansion plug replacement is required

Product Support Network

Wherever you are in the world, you have access to exceptional expertise and knowledge about Lycoming engines. Get the most comprehensive customer service and support in the general aviation industry.

Get It Exchanged

Use our Engine Exchange Program to order a new, rebuilt, or overhauled engine to experience more airtime and less downtime.