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Home >> Porsche >> 2016 >> Panamera GTS >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 15 - Engine - Cylinder Head, Valve Control -- PANAMERA (970) >> WM 154719 Removing And Installing Guide And TENSIONING Rails (Timing Drive Mechanism) (PANAMERA S E-Hybrid, PANAMERA S Hybrid) >> Information >> Assembly Overview - Drive Chain For Timing Drive Mechanism

Assembly Overview - Drive Chain For Timing Drive Mechanism

Fig 1: Identifying Drive Chain For Timing Drive Mechanism Assembly
G09804584Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  1. Guide rail
  2. Screw/replace  → Initial tightening: 10 Nm (7.5 ftlb.)  → Final tightening: +90° 
  3. Screws/replace  → Initial tightening: 5 Nm (3.5 ftlb.)  → Final tightening: +60 Nm (+44 ftlb.) 
  4. Bearing pin, for drive sprocket
  5. Drive sprocket, for left timing chain
  6. Screw/replace  → Initial tightening: 10 Nm (7.5 ftlb.)  → Final tightening: +90° 
  7. Drive chain, for timing drive mechanism

    - For re-installation, mark running direction with paint/color marker

  8. Screw/replace  → Initial tightening: 10 Nm (7.5 ftlb.)  → Final tightening: +90° 
  9. Guide rail
  10. Screw/replace  → Initial tightening: 8 Nm (6 ftlb.)  → Final tightening: +45° 
  11. Bearing plate, for drive sprocket

    - Asymmetrical version

  12. Drive sprocket, for right timing chain
  13. Thrust plate

    - Asymmetrical version

  14. Bearing pin, for drive sprocket

    - Asymmetrical version

  15. Screw/replace  → Initial tightening: 30 Nm (22 ftlb.)  → Final tightening: +90° 
  16. Seal/replace 
  17. Chain tensioner
  18. Screw → Tightening torque: 9 Nm (6.5 ftlb.) 
  19. Crankshaft
  20. Screw/replace  → Initial tightening: 10 Nm (7.5 ftlb.)  → Final tightening: +90° 
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