STC SE01943CH
FAA DRS lists SE01943CH as Current · Issued, held by Experimental Aircraft Association Inc., for Lycoming Engines O-235-C1, Lycoming Engines O-235-C1A, and Lycoming Engines O-235-C1B, and 37 more aircraft configurations. Recorded change: Add the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SE01943CH 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 O-235-C1, Lycoming Engines O-235-C1A, and Lycoming Engines O-235-C1B, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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Related other aircraft modifications STCs
Installation of Sierracin/Sylmar Corporation P/N 802600-09/-10 Windshield Assembly.
FAA holder: Sierracin/Sylmar Corporation
Reduced Vertical Separation Minimum (RVSM) non-group (individual) airworthiness approval of specific Learjet Model 55 aircraft in accordance with Kohlman Systems Research (KSR) Master Drawing List Lear 55 RVSM, Drawing No. MDL 1002, Rev. A , dated March 16, 2004, or later FAA approved revision.
FAA holder: Kohlman Systems Research Inc.