Installing (Main) Catalytic Converter

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Information

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

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

Fig 1: Fitting Clamps
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Fit new seal between main catalytic converter and primary catalytic converter.
Fit main catalytic converter from the front.
Tighten three new fastening nuts -2- on the connection between the main catalytic converter -1- and primary catalytic converter -6- to → Tightening Torque: 23 Nm (17 ft. lb.) .

Fig 2: Tightening Primary Catalytic Converter Nuts
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Tighten fastening screw -5- on bracket for transmission -4- to → Tightening Torque: 23 Nm (17 ft. lb.) .

Fig 3: Tightening Screws On Transmission Bracket
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
The threaded joint on the exhaust clamps must be pointing downwards. Adjust to maximum inclination and ensure that assembly length of both exhaust pipes is the same. → Installation position of exhaust clamp → Adjustment value: 10° → Tightening Torque: 33 Nm (24 ft. lb.)

Fig 4: Identifying Exhaust Clamp Installation Position
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. Gap of approx. 5 mm between the exhaust pipes
2. Length of exhaust clamp
3. Maximum inclination