STC SE7734SW
FAA DRS lists SE7734SW as Current · Amended, held by Shauck Dr Maxwell E Jr., for Lycoming Engines AEIO-540-D4A5, Lycoming Engines AEIO-540-D4B5, and Lycoming Engines AEIO-540-D4C5, and 37 more aircraft configurations. Recorded change: Modification of engine for operation with ethanol fuel. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Modification of engine for operation with ethanol fuel.
SE7734SW 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: Lycoming Engines AEIO-540-D4A5, Lycoming Engines AEIO-540-D4B5, and Lycoming Engines AEIO-540-D4C5, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Lycoming Engines AEIO-540-D4A5 and Lycoming Engines AEIO-540-D4B5, and 38 more aircraft configurations model, serial range, and configuration?
- 02Which powerplant configuration, limits, instruments, and maintenance data apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related engine and powerplant STCs
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FAA holder: Aeronautical Accessories
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Installation of Franklin 6A-350-C2 engine and McCauley 2A31C/84S-6 propeller using Columbia Marine Inc. Kit No. 105.
FAA holder: Franklin Aircraft Engines Inc.
Installation of an engine failure indicator system, also referred to as a 'low Thrust Detector system.'.
FAA holder: Advanced Aero Safety Inc.