Assembly Overview - Exhaust Manifold

Fig 1: Exhaust Manifold Components Location

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Exhaust manifold
2. Screws > Initial tightening 15 Nm (11 ftlb.)  > Final tightening + 45° 
3. Seal/replace 
4. Seal/replace 
5. Studs/replace  > Tightening torque 12 Nm (9 ftlb.) + 4 Nm (3 ftlb.) 
6. Holder
7. Screw > Tightening torque 25 Nm (19 ftlb.) 
8. Nuts/replace  > Tightening torque 25 Nm (19 ftlb.) +/- 10 % 
9. Screw > Tightening torque 10 Nm (7.5 ftlb.) 

Tightening sequence for exhaust manifold 

Fig 2: Exhaust Manifold Screws Tightening Sequence

Courtesy of PORSCHE CARS NORTH AMERICA, INC.