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Other aircraft modifications

STC SA737GL

FAA DRS lists SA737GL as Current · Surrendered, held by EAA Aviation Foundation, for New Piper Aircraft J4, New Piper Aircraft J4A-S, and New Piper Aircraft J4A. Recorded change: Superseded by STC SA01944CH. Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index. Snapshot dated June 30, 2026.

FAA-listed holder
EAA Aviation Foundation
Aircraft configurations
3
FAA revision date
FAA status
Current · Surrendered

Recorded modification

What the FAA record covers

Superseded by STC SA01944CH. Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index.

SA737GL 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: New Piper Aircraft J4, New Piper Aircraft J4A-S, and New Piper Aircraft J4A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft J4A-703
New Piper Aircraft J4A-SA-703
New Piper Aircraft J4AA-703

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact New Piper Aircraft J4 and New Piper Aircraft J4A-S, and 1 more aircraft configuration 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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