Replacing Cylinder-Head Gasket

Information 

The tightening specifications for the basic engine are stored centrally.

> Refer to 1X001N Technical values in the appropriate service information. 

> Refer to 2X001N Technical values in the appropriate service information. 

or

> 1001IN TIGHTENING TORQUES, TIGHTENING SEQUENCES AND ASSEMBLY OVERVIEWS

Tightening torques and assembly instructions for other assemblies (e.g. chassis, electrics, transmission or body) or for peripheral engine equipment can be found in the corresponding documents.

1. For detailed steps, see:

   > 158219 REMOVING AND INSTALLING CYLINDER HEAD COVER 

   Component overview of cylinder-head gasket => 

   Cylinders 1 - 4 

   Fig 1: Valve Cover Gaskets, Cylinders 1 To 4 Components Location

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Valve cover gaskets, cylinders 1 to 4

   1	Valve cover for cylinders 1 to 4 (align over bar ignition modules)
   2	Oil cap
   3	Aluminium screw,  M6 x 20; hall sender (phase sensor); always use new aluminium screws
   4	Hall sender
   5	Sealing ring
   6	Cylinder-head cover gasket
   7	Cylinder-head cover gasket, inner
   8	Seal for hydraulic valve for camshaft control

   Cylinders 5 - 8 

   Fig 2: Valve Cover Gaskets, Cylinders 5 To 8 Components Location

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Valve cover gaskets, cylinders 5 to 8

   1	Valve cover for cylinders 5 to 8 (align over bar ignition modules)
   2	Hall sender
   3	Aluminium screw,  M6 x 20; hall sender (phase sensor); always use new aluminium screws
   4	Sealing ring
   5	Cylinder-head cover gasket
   6	Cylinder-head cover gasket, inner
   7	Seal for hydraulic valve for camshaft control

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Applying sealant before fitting valve covers

   1	When timing-case cover is fitted, apply sealant to joint before fitting valve covers
   20 mm	Length of sealant applied to joint
   -	Sealant application on joints; Loctite 5900 (000.043.204.35 status 10/08)