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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 Recorded change: Superseded by STC SA01944CH.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.

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

Recorded modification

What the FAA record covers

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

FAA record reference

STC number
SA737GL
Product
Aircraft · Single-Engine
Country
United States
Application date
Not listed
Revision date
March 5, 2004
CFR references
Part 21