Preassembly of the Cylinder 5 baffle components (CB-1007B, CB-1007A, CB-1007A, CB-1008A).
Drilled the holes as indicate in the Instructions. Installed the Vent-03 DL SCat tube flange, matchdrilled and marked hatched area. Removed hatched area and step drilled the two holes as indicated.
Riveted the CB-1008B stiffener, the CB-1008C and CB-1003C stiffeners after dimpling the inboard side of the CB-1008A.