Piper J-4

Table showing the type of brake fluid used in airplanes manufactured by the Piper Aircraft Corporation.

Rigging and leveling procedures for Piper J-4.

Rib repair diagram for Piper J-3, J-4, and J-5 aircraft.

Shock cord application chart for listed Piper models.

Approximate list of materials required to cover and finish the various component assemblies of the listed piper planes.

The following installations have been FAA approved in the field. The party securing the approval is also listed.

General specifications for Piper Cub Coupe J4A-65 (commercial models).

General specifications for Piper Cub Coupe J4E-75 (commercial models).