STC SA3-307
FAA DRS lists SA3-307 as Current · Reissued, held by Preferred Improvements LLC, for Boeing DC3-G102, Boeing DC3-G102A, and Boeing DC3-G103A, and 11 more aircraft configurations. Recorded change: Installation of 145-gallon fuel tanks. Installation of 252-gallon fuel tanks. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of 145-gallon fuel tanks. Installation of 252-gallon fuel tanks.
SA3-307 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: Boeing DC3-G102, Boeing DC3-G102A, and Boeing DC3-G103A, and 11 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing DC3-G102 and Boeing DC3-G102A, and 12 more aircraft configurations model, serial range, and configuration?
- 02Which tanks, plumbing, usable-fuel assumptions, and inspections apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related fuel systems STCs
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Installation of Eagle SP performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
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