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Engine and powerplant

STC SE01954SE (PAGE 1)

FAA DRS lists SE01954SE (PAGE 1) as Current · Amended, held by Ly-Con Rebuilding Company, for Textron Lycoming AVCO O-340-A1A, Textron Lycoming AVCO O-340-A2A, and Textron Lycoming AVCO O-340-B1A, and 37 more aircraft configurations. Recorded change: Installation of engine crankcase seal. Snapshot dated June 30, 2026.

FAA-listed holder
Ly-Con Rebuilding Company
Aircraft configurations
40
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SE01954SE (PAGE 1) 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 O-340-A1A, Textron Lycoming AVCO O-340-A2A, and Textron Lycoming AVCO O-340-B1A, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Lycoming AVCO O-340-A1AE-277
Textron Lycoming AVCO O-340-A2AE-277
Textron Lycoming AVCO O-340-B1AE-277
Lycoming Engines AEIO-360-A1A1E10Lycoming Engines AEIO-360-A1B1E10Lycoming Engines AEIO-360-A1B61E10Lycoming Engines AEIO-360-A1C1E10Lycoming Engines AEIO-360-A1D1E10Lycoming Engines AEIO-360-A1E1E10Lycoming Engines AEIO-360-A1E61E10Lycoming Engines AEIO-360-A2A1E10Lycoming Engines AEIO-360-A2B1E10Lycoming Engines AEIO-360-A2C1E10Lycoming Engines AEIO-360-B1B1E10Lycoming Engines AEIO-360-B1D1E10Lycoming Engines AEIO-360-B1F1E10Lycoming Engines AEIO-360-B1F61E10Lycoming Engines AEIO-360-B1G61E10Lycoming Engines AEIO-360-B1H1E10Lycoming Engines AEIO-360-B2F1E10Lycoming Engines AEIO-360-B2F61E10Lycoming Engines AEIO-360-B4A1E10Lycoming Engines AEIO-360-H1A1E10Lycoming Engines AEIO-360-H1B1E10Lycoming Engines AIO-360-A1A1E10Lycoming Engines AIO-360-A1B1E10Lycoming Engines AIO-360-A2A1E10Lycoming Engines AIO-360-A2B1E10Lycoming Engines AIO-360-B1B1E10Lycoming Engines HIO-360-A1A1E10Lycoming Engines HIO-360-A1B1E10Lycoming Engines HIO-360-B1A1E10Lycoming Engines HIO-360-B1B1E10Lycoming Engines HIO-360-C1A1E10Lycoming Engines HIO-360-C1B1E10Lycoming Engines HIO-360-D1A1E10Lycoming Engines HIO-360-E1AD1E10Lycoming Engines HIO-360-E1BD1E10Lycoming Engines HIO-360-F1AD1E10Lycoming Engines HIO-360-G1A1E10

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Related engine and powerplant STCs

SA03069CHEngine and powerplant

Installation of a Hartzell propeller model (P)HC-C3YF-1RF/F8468-A-6R or (P)HC-C3YF-1RF/8068 onto Raytheon Aircraft Company (Hawker Beechcraft) models 45(YT-34), A45(T-34A), or D45(T-34B) aircraft equipped with a Teledyne Continental Motors IO-520-B, IO-520-BA, IO-520-BB, or IO-550-B engine in accordance with FAA Approved Installation Instructions, APS Document No. APS2011-07, Revision C, dated February 6, 2012, FAA approved March 6, 2012 or later FAA approved revision.

FAA holder: Aviation Products Systems Inc.

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