STC SE611GL
FAA DRS lists SE611GL as Current · Reissued, held by Shadin Avionics, for Textron Lycoming AVCO IO-540-C1B5, Textron Lycoming AVCO IO-540-C4B5, and Textron Lycoming AVCO IO-540-C4D5D, and 11 more aircraft configurations. Recorded change: Incorporation of a fuel flow transducer. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SE611GL identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Textron Lycoming AVCO IO-540-C1B5, Textron Lycoming AVCO IO-540-C4B5, and Textron Lycoming AVCO IO-540-C4D5D, and 11 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related fuel systems STCs
Installation of fuel dump systems.
FAA holder: Signature Flight Support Corporation
Installation of PV-1 oil tank modified to 20 US gallons.
FAA holder: Signature Flight Support Corporation