Installing Lower Chain Housing Cover

Information 

If cold or excessively low-tempered components are sealed to each other by applying sealant, leaks can occur because of condensed water forming or components distorting. Components must be uniformly at least → Temperature: 17°C. 

1. Apply sealing compound to the sealing faces of the lower chain housing cover -2- .
   1. 1.1. Seal the face between the chain housing cover and cylinder-head gasket.
   2. 1.2. The area between the chain housing cover and oil pan is not sealed until the oil pan is installed (section on Subsequent work).The area between the timing-case cover and the oil pan is not sealed until the oil pan is installed (section on Subsequent work).
   3. 1.3. Seal the area -1- between the chain housing cover -2- and engine block.

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

2. Carefully place timing-case cover on the engine block. When positioning the timing-case cover, make sure that the sealing compound is not displaced by the cylinder head gasket.
3. Fit and tighten fastening screws -1, 2 and 3- for the chain housing cover.
   1. 3.1. Tighten fastening screws -1- between the lower chain housing cover and cylinder head. → Tightening torque: 23 Nm (17 ft lbs.). 

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   2. 3.2. Tighten fastening screws -2 and 3- . → Tightening torque: 10 Nm (7.5 ft lbs.).