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Home >> Porsche >> 2016 >> Cayman GTS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (15 - Engine - Cylinder Head, Valve Control) >> WM 150520 Removing And Installing Camshafts On V6 DFI Engines (Cayenne Tip, Cayenne Man) >> Installing Camshafts

Installing Camshafts

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install camshafts.
    Fig 1: Overview Of Cylinder Head On V6 DFI Engine
    G09409174Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. Intake camshaft
    2. Camshaft bearing cover
    3. Outlet camshaft
    4. Hexagon nut on camshaft bearing cover → Initial tightening: 5 Nm (3.5 ft lbs.)  → Torque angle: 45° 
    5. Sealing rings (40 x 1.5)
    6. Timing chain housing
    7. Oval-head screw on timing chain housing
    8. Outlet camshaft controller (marking 32 A)
    9. Intake camshaft controller (marking 24 E)
    10. Hexagon-head bolts on camshaft controllers
    11. Cylinder head height (min. height a=139.9 mm)
    12. Drive gear wheel for high-pressure pump
    13. Bearing shaft
    14. Valves
    15. Dowel sleeve
    16. Cylinder head
    17. Pump tappet
    18. Support element
    19. Valve stem seal
    20. Timing chain
    21. Safety clip
    22. Rocker arm
    23. Valve spring
    24. Valve-spring plate
    25. Valve collets
    1. 1.1. Insert the camshafts into the cylinder head in such a way that the camshaft guide T10068A  fits into the slots on the intake and outlet camshafts at the same time. → Installing camshafts 
      Fig 2: Locating Camshaft Installation Position
      G09409175Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Pfeil  - Hexagon for countering the camshaft

      1, 3, 5, 7, 9, 11, 13 Bearing covers on intake camshaft
      2, 4, 6, 8, 10, 12, 14 Bearing covers on outlet camshaft
    2. 1.2. Install intake camshaft. Note the sequence in which the bearing covers are installed.
    3. 1.2.1. First fit bearing covers 5 and 9 and tighten the hexagon nuts alternately and crosswise.
    4. 1.2.2. Repeat the process for bearing covers 1 and 13.
    5. 1.2.3. Repeat the process for bearing cover 5.
    6. 1.2.4. Repeat the process for bearing covers 3 and 11.
    7. 1.3. Install outlet camshaft. Note the sequence in which the bearing covers are installed. Use the same torque and torque angle as for the intake camshaft.
    8. 1.3.1. First fit bearing covers 6 and 10 and tighten the hexagon nuts alternately and crosswise.
    9. 1.3.2. Repeat the process for bearing covers 2 and 14.
    10. 1.3.3. Repeat the process for bearing cover 8.
    11. 1.3.4. Repeat the process for bearing covers 4 and 12.
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