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Other aircraft modifications

STC SE4494NM

FAA DRS lists SE4494NM as Current · Reissued, held by Airwolf Filter Corporation, for Textron Lycoming AVCO GO-480-B, Textron Lycoming AVCO GO-480-B1A6, and Textron Lycoming AVCO GO-480-B1B, and 15 more aircraft configurations. Recorded change: Installation of oil filter adapter and oil filter. Snapshot dated June 30, 2026.

FAA-listed holder
Airwolf Filter Corporation
Aircraft configurations
18
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of oil filter adapter and oil filter.

SE4494NM 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 GO-480-B, Textron Lycoming AVCO GO-480-B1A6, and Textron Lycoming AVCO GO-480-B1B, and 15 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Lycoming AVCO GO-480-BE-275
Textron Lycoming AVCO GO-480-B1A6E-275
Textron Lycoming AVCO GO-480-B1BE-275
Textron Lycoming AVCO GO-480-B1CE-275
Textron Lycoming AVCO GO-480-B1DE-275
Textron Lycoming AVCO GO-480-C1D6E-275
Textron Lycoming AVCO GO-480-C2C6E-275
Textron Lycoming AVCO GO-480-C2D6E-275
Textron Lycoming AVCO GO-480-F1A6E-275
Textron Lycoming AVCO GO-480-F2A6E-275
Textron Lycoming AVCO GO-480-F4A6E-275
Textron Lycoming AVCO GO-480-F6E-275
Textron Lycoming AVCO GO-480-G1A6E-275
Textron Lycoming AVCO GO-480-G1D6E-275
Textron Lycoming AVCO GO-480-G1H6E-275
Textron Lycoming AVCO GO-480-G1J6E-275
Textron Lycoming AVCO GO-480-G2D6E-275
Textron Lycoming AVCO GO-480-G2F6E-275

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Lycoming AVCO GO-480-B and Textron Lycoming AVCO GO-480-B1A6, and 16 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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