Installing (Main) Catalytic Converter

Information 

Refer to the relevant repair instructions for tightening torques regarding parts belonging to the relevant body, transmission, chassis, electrical component groups.

1. Push new exhaust clamps (clamping sleeves) -3-  onto the exhaust pipes. The threaded joint must be pointing downwards.

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   Fitting clamps

2. Fit new seal between main catalytic converter and primary catalytic converter.
3. Fit main catalytic converter from the front.
4. Tighten three new fastening nuts -2-  on the connection between the main catalytic converter -1-  and primary catalytic converter -6-  to > Tightening torque 23 (17 ftlb.) Nm  .

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   Loosening threaded joint for primary catalytic converter

5. Tighten fastening screw -5-  on bracket for transmission -4-  to > Tightening torque 23 (17 ftlb.) Nm  .

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   Loosening screws on transmission bracket

6. The threaded joint on the exhaust clamps must be pointing downwards. Adjust to maximum inclination and ensure the assembly length is the same on both exhaust pipes. > Installation position of exhaust clamp  Maximuim inclination: > Adjustment value 10°  .

   Gap between the exhaust pipes: > Adjustment value 5 mm  .

   > Tightening torque 23 (17 ftlb.) Nm.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Installation position of exhaust clamp

   1	Gap of approx. 5 mm between the exhaust pipes
   2	Length of exhaust clamp
   3	Maximum inclination