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Other aircraft modifications

STC SE7582SW

FAA DRS lists SE7582SW as Current · Amended, held by Superior Air Parts, Inc, for Lycoming Engines AEIO-540-L1B5, Lycoming Engines AEIO-540-L1B5D, and Lycoming Engines AEIO-540-L1D5, and 37 more aircraft configurations. Recorded change: Grinding of high compression NITRIDED Cylinders to .010 oversize, as an alternative to chrome plating or rebarreling, and the installation of SL10207 P10 Piston, SL74241 P10 Top and second compression ring, and SL 73857 P10 oil control ring. Snapshot dated June 30, 2026.

FAA-listed holder
Superior Air Parts, Inc
Aircraft configurations
40
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Grinding of high compression NITRIDED Cylinders to .010 oversize, as an alternative to chrome plating or rebarreling, and the installation of SL10207 P10 Piston, SL74241 P10 Top and second compression ring, and SL 73857 P10 oil control ring.

SE7582SW 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-L1B5, Lycoming Engines AEIO-540-L1B5D, and Lycoming Engines AEIO-540-L1D5, and 37 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Lycoming Engines AEIO-540-L1B51E4Lycoming Engines AEIO-540-L1B5D1E4Lycoming Engines AEIO-540-L1D51E4Lycoming Engines AIO-360-A1A1E10Lycoming Engines AIO-360-A1B1E10Lycoming Engines AIO-360-A2A1E10Lycoming Engines AIO-360-A2B1E10Lycoming Engines AIO-360-B1B1E10Lycoming Engines GO-480-C1B6E-275
Lycoming Engines GO-480-C1D6E-275
Lycoming Engines GO-480-C2C6E-275
Lycoming Engines GO-480-C2D6E-275
Lycoming Engines GO-480-C2E6E-275
Lycoming Engines GO-480-G1A6E-275
Lycoming Engines GO-480-G1B6E-275
Lycoming Engines GO-480-G1D6E-275
Lycoming Engines GO-480-G1H6E-275
Lycoming Engines GO-480-G1J6E-275
Lycoming Engines GO-480-G2D6E-275
Lycoming Engines GO-480-G2F6E-275
Lycoming Engines HIO-360-A1A1E10Lycoming Engines HIO-360-A1B1E10Lycoming Engines HIO-360-C1A1E10Lycoming Engines HIO-360-C1B1E10
Lycoming Engines HIO-540-A1A1E4
Lycoming Engines IGO-480-A1A6E-275
Lycoming Engines IGO-480-A1B6E-275
Lycoming Engines IGO-540-A1A1E11
Lycoming Engines IGO-540-A1B1E11
Lycoming Engines IGO-540-A1C1E11
Lycoming Engines IGO-540-B1A1E11
Lycoming Engines IGO-540-B1B1E11
Lycoming Engines IGO-540-B1C1E11
Lycoming Engines IO-360-A1A1E10Lycoming Engines IO-360-A1B1E10Lycoming Engines IO-360-A1B61E10Lycoming Engines IO-360-A1B6D1E10Lycoming Engines IO-360-A1C1E10Lycoming Engines IO-360-A1D1E10Lycoming Engines IO-360-A1D61E10

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Lycoming Engines AEIO-540-L1B5 and Lycoming Engines AEIO-540-L1B5D, and 38 more aircraft configurations model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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