Drilled, deburred, and riveted F-6122-1 bracket to firewall. Positioned Firewall Recess F-601K-1, drilled removed, deburred and dimpled ready for attachment.Made parts for brake pedals. Assembled F-6117-L&R brake pedal assemblies. Assembled brake assemblies and brake master cylinders to WD-655 brackets. Positioned complete assembly in aircraft. Awaiting determination of location holes and installation of F-6118 Rudder pedal brace.