Lycoming Issued Mandatory Service Bulletin

Lycoming has issued an important Mandatory Service Bulletin that affects a number of (L)O-360, (L)IO-360 and AEIO-360 as well as O-540, IO-540, AEIO-540 and TIO-540 engines. Those engines involved with this SB will require removal and crankshaft replacement at Lycoming’s expense.

FMI: www.lycoming.textron.com/main.jsp?bodyPage=serviceBulletin566/index.html, www.lycoming.textron.com/support/publications/maintenancePublications/serviceBulletins/SB566.pdf