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Engine and powerplant

STC SA7088NM

FAA DRS lists SA7088NM as Current · Amended, held by Navion Customs LLC, for Sierra Hotel Aero Navion A (Army L-17B and L-17C), Sierra Hotel Aero Navion B, and Sierra Hotel Aero Navion D, and 4 more aircraft configurations. Recorded change: Installation of a Teledyne Continental Motors IO-550B engine; McCauley D3A32C409C/82NDB-2 propeller; tubular engine mount; cowling; baffles; air induction system; and cowl flap mechanism. Snapshot dated June 30, 2026.

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FAA-listed holder
Aircraft configurations
7
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA7088NM 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: Sierra Hotel Aero Navion A (Army L-17B and L-17C), Sierra Hotel Aero Navion B, and Sierra Hotel Aero Navion D, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
SA7088NM
Product
Aircraft · Small Airplane
Country
United States
Application date
January 17, 1992
Revision date
November 30, 2021
CFR references
Part 3, Part 21