Preparing Rear Side Member For Installation

1. 1.1. Grind both sides of the connecting flanges on the rear side member in the marked areas until bare.
   Fig 1: Identifying Contact Area Of Rear Side Member For Installation

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   Fig 2: Identifying Contact Area Of Rear Side Member For Installation (Inside View)

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   Fig 3: Identifying Contact Area Of Rear Side Member For Installation (Outside View)

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. 2.1. Grind the connecting flanges of the floor section in the marked areas until bare.
   Fig 4: Identifying Floor Section And Clean Welding And Sealing Areas

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 2.2. Punch 7-mm holes in the fastening flanges of the floor section using a hole punch (area -A-  ). Maintain spacing as on the old part.
3. 2.3. Drill 7-mm holes in the fastening flanges of the floor section (area -B-  ). Maintain spacing as on the old part.

Information 

Do not apply zinc powder paint to the bonding areas.