Service Bulletin No. 398 B

Recommended Corrective Action for Use of Incorrect Fuel

  • Publications

November 22, 2010 

MODELS AFFECTED

All Lycoming aircraft engines

TIME OF COMPLIANCE

Preventive and Corrective Action for Engines Operated with Incorrect Fuel 

This Service Bulletin gives guidance when a  Lycoming  engine  has been operated  with incorrect  fuel. Engine malfunction and damage could occur because of the use of incorrect fuels.

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Get It Exchanged

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