STC SE993SO
FAA DRS lists SE993SO as Current · Reissued, held by D'Shannon Products Ltd., for Teledyne Continental Motors IO-520-C, Teledyne Continental Motors IO-520-B, and Teledyne Continental Motors IO-520-BA. Recorded change: Installation of fuel line filters into the individual fuel injector lines in accordance with Beryl D Shannon Aviation Specialties, Inc. Installations Instructions BI 2500, approved May 24, 1976, or later FAA approved revision. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SE993SO 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: Teledyne Continental Motors IO-520-C, Teledyne Continental Motors IO-520-B, and Teledyne Continental Motors IO-520-BA. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
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