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Engine and powerplant

STC SA4-181

FAA DRS lists SA4-181 as Current · Reissued, held by FTG, Inc., for Centerpointe Aerospace S-55. Recorded change: Installation of VIP Part No. 101-79 engine mounts. Snapshot dated June 30, 2026.

FAA-listed holder
FTG, Inc.
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of VIP Part No. 101-79 engine mounts.

SA4-181 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: Centerpointe Aerospace S-55. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Centerpointe Aerospace S-551H4

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Centerpointe Aerospace S-55 model, serial range, and configuration?
  2. 02Which powerplant configuration, limits, instruments, and maintenance data 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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