Installing Crankshaft Sealing Ring - Turbo/GT2

→ Only coat the outer sealing face of the crankshaft sealing ring very lightly with new engine oil.

→ Never oil or grease the micro sealing lip.

→ Never touch the micro sealing lip.

1. Check special tool fitting tool P216d  for damage.
   NOTE: Incorrect handling of sealing rings and covers

   • Leaks
   • Risk of damage to components

   → Use clean tools without burrs.

   → Make sure not to leave any scores or scratches when cleaning.

2. Fit new sealing ring dry.
   1. 2.1. Carefully slide sealing ring onto the crankshaft flange.
   2. 2.2. Fitting tool P216d  → Fitting crankshaft pulley sealing ring  must then be secured to the crankshaft flange using the hexagon-head bolt -1-  . Pull in sealing ring by turning the hexagon nut -1-  clockwise until the tool is in as far as it will go on the crankcase flange.
   3. 2.3. Loosen hexagon nut and screw off tool.
      Fig 1: Fitting Crankshaft Pulley Sealing Ring

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. Install pulley with a new screw.

   → 137619 REMOVING AND INSTALLING PULLEY .

   1. 3.1. Fit pulley on the crankshaft flange. Check the position of the dowel pin.
   2. 3.2. Counter at the pulley with special tool holding wrench 9548  (steel pulley) or retaining device 9732/1  (aluminum pulley) and tighten the screw using a torque wrench.

      → Tightening torque: 170 Nm (126 ftlb.) 

      → Tightening torque: 250 Nm (185 ftlb.) 

      → Tightening torque: 170 Nm (126 ftlb.)