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Engine and powerplant

STC SA02125SE

FAA DRS lists SA02125SE as Current · Issued, held by Lyle K. Hockenson, for Sierra Hotel Aero Navion A (Army L-17B and L-17C). Recorded change: Installation of a Continental E-225-4 engine, a Hartzell HC-12V20-7D propeller with V8433N blades, and associated accessories and hardware with the existing updraft cooling system in Navion A, serial number (s/n) NAV-4-182 4 per Substantiating Data for E-225 Engine Installation In Navion A Model Aircraft , document number WD189-D11, Revision IR, dated December 10, 2010. Maintenance shall be per the Instructions for Continued Airworthiness (ICA) Document WD189-ICA, Revision (A), dated March 28, 2011, or later FAA-approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Lyle K. Hockenson
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of a Continental E-225-4 engine, a Hartzell HC-12V20-7D propeller with V8433N blades, and associated accessories and hardware with the existing updraft cooling system in Navion A, serial number (s/n) NAV-4-182 4 per Substantiating Data for E-225 Engine Installation In Navion A Model Aircraft , document number WD189-D11, Revision IR, dated December 10, 2010. Maintenance shall be per the Instructions for Continued Airworthiness (ICA) Document WD189-ICA, Revision (A), dated March 28, 2011, or later FAA-approved revision.

SA02125SE 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). Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Sierra Hotel Aero Navion A (Army L-17B and L-17C)A-782

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Sierra Hotel Aero Navion A (Army L-17B and L-17C) 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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