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
Incorporation of a fuel flow transducer.
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
- 01Does it cover the exact Textron Lycoming AVCO IO-540-C1B5 and Textron Lycoming AVCO IO-540-C4B5, and 12 more aircraft configurations model, serial range, and configuration?
- 02Which tanks, plumbing, usable-fuel assumptions, and inspections apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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