Installing Crankcase Cover

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When replacing the cylinder block, make sure that the stopper -2- is inserted.
Installation and installation depth of stopper in cylinder block:

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Installing stoppers in cylinder block
1. 2.1 Make outer diameter of three commercially available washers slightly 7.7 mm.
2. 2.2 Insert stoppers -2- and washers -1- using > V.A.G 1765C - pop rivet nut pliers . The correct installation depth dimension -a- = 2.4 mm is set over the washers.
3. 2.3 Remove washers.
Installation is performed in reverse order. Pay particular attention to the following:
Information

Do not use sharp-edged tools to clean the sealing faces.
1. 3.1 Clean sealing faces.
2. 3.2 Remove crankshaft sealing ring.
  > Removing and installing crankshaft sealing ring
3. 3.3 Tighten screw on guide for oil dipstick to > Tightening torque 9 Nm (6.5 ftlb.)
4. 3.4 Tighten screw on change-over valve holder to > Tightening torque 9 Nm (6.5 ftlb.)
5. 3.5 Tighten screws on crankcase cover. -1 to 17-
  Tighten screws on crankcase cover in the sequence -1 to 17- to > Initial tightening 3 Nm (2 ftlb.)
  
  Tighten screws on crankcase cover -1 to 11- to > Final tightening + 90°
  
  Tighten screws securing crankcase cover to oil guide housing -12 to 17- to > Final tightening 9 Nm
  
  Fig 1: Crankcase Cover Screws Tightening Sequence
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  
  Crankcase cover