from their website;
https://planesoffame.org/collection/restoration-projectsQuote:
Project Scope: Complete restoration to flight status.
Work Performed to Date: All fuselage equipment has been removed for inspection and repair. All control surfaces have been restored. The spars in the vertical stabilizer have been repaired. All paint has been removed from the interior.
Current Status/Remaining Work: Approximately 15 to 20 percent complete. Wings require removal and repair of all spars. All four engines require removal, overhaul, and re-installation. Propellers require renovation. Landing gear to be overhauled. All systems need work to bring to flight condition.
Estimated Budget to Complete: $2,000,000
Target Completion Date: Date to be established when fundraising complete.