From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Forward fuselage structural changes to PA-11 configuration. Approval is limited to those Piper J3C-65 and J3C-65S aircraft which have FAA approved PA-18 fuel system installed.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.