Service Bulletin No. 592 

Engine Inspection after Overboost

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DATE: September 29, 2010 

MODELS AFFECTED

All Lycoming piston engines.

TIME OF COMPLIANCE

As required by the subject bulletin.

This Service Bulletin contains information about required corrective action to take in response to engine  overboost on Lycoming supercharged and turbocharged engines. This information was in Service Bulletin  No. 369J. With the revision, Service Bulletin No. 369K, this overboost information has now been moved to  this Service Bulletin as a stand alone document for clarity.

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