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Home >> Porsche >> 2008 >> Boxster S, Standard >> Repair and Diagnosis >> Engine Mechanical >> 26 - Exhaust System -- 987-BOXSTER-CAYMAN >> WM 261019 Removing And Installing Exhaust Manifold With Catalytic Converter (All Models) >> Installation >> Installing Exhaust Manifold With Catalytic Converter

Installing Exhaust Manifold With Catalytic Converter

  1. Fit exhaust manifold with new metal seal and new lock nuts on the three-hole flange for the silencer.
  2. Fit exhaust manifold with new metal seal and nine external Torx screws on the cylinder head flange.
    1. 2.1. The tab of the metal seal -arrow-  must be facing the cylinder head.
      Fig 1: Identifying Exhaust Manifold Metal Seal Tab
      G09586313Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    2. 2.2. Tighten external Torx screws (M8 x 21) -2-  evenly at first according to the specified tightening sequence.
      Fig 2: View Of Exhaust Manifold Screws
      G09586314Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    3. 2.3. Tighten screws to the prescribed torque and according to the specified tightening sequence.
  3. Tighten new M8 lock nuts on the three-hole flange.
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