Service Bulletin No. 580

Reprint of Kelly Aerospace Service Bulletin No. 029


DATE: February 15, 2008


Lycoming (L)TIO-540-J2B and (L)TIO-540-J2BD model engines with engine serial numbers listed in Table 1 in this bulletin.

Kelly Aerospace turbocharger assemblies sold as spares with Lycoming P/N LW-12463 and Kelly Aerospace serial numbers listed in Kelly Aerospace Service Bulletin No. 029. These spare turbochargers were shipped from Lycoming between January 1, 2007 and January 31, 2008.


Within the next 10 hours of engine operation, or at the next regularly scheduled maintenance event, or at annual inspection, whichever comes first.

This reprint is current at the time Lycoming Service Bulletin No. 580 is issued. However, when complying with this Service Bulletin, insure that compliance is in accordance with the latest revision of Kelly Aerospace Service Bulletin No. 029.

Get It Exchanged

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