Cardan Shaft, Tunnel Support And Heat Shield

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Single-lug clip

1. Single-lug clip on cardan shaft

Fig 1: Cardan Shaft Centre Bearing Component Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Cardan shaft centre bearing

1. Cardan shaft
2. Screws securing cardan shaft bearing to body > Tightening - torque 20 Nm (15 ftlb.) 
3. Cardan shaft bearing
4. Rear cardan shaft flange

Fig 2: Cardan Shaft On Rear Axle Differential Component Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Cardan shaft on rear axle differential

1. Rear cardan shaft flange
2. Seal /no longer used 
3. Plates /replace 
4. Screws securing cardan shaft to rear axle differential (M10)/Replace screws and plates  > Initial tightening 18 Nm  > Initial tightening 50 Nm  > Final tightening + 120° 
5. Rear axle differential flange
6. Colour marking (matching point) - white dot
7. Colour marking (matching point) - green dot
8. Max. twist angle 30° 

Fig 3: Cardan Shaft Screws Tightening Sequence

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tightening sequence for cardan shaft to rear axle differential

1 to 6  Tightening sequence for cardan shaft to rea axle differential

Fig 4: Front Tunnel Support Component Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Front tunnel support

1. Front tunnel support
2. Screws on front tunnel support > Initial - tightening 60 Nm (44 ftlb.)  > Final tightening + 45° 

Fig 5: Rear Tunnel Cross Member And Heat Shield Component Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Rear tunnel cross member and heat shield

1. Rear tunnel cross member
2. Heat shield
3. Screws on rear tunnel cross member > Tightening - torque 55 Nm (41 ftlb.) 
4. Screws securing heat shield to tank holder > Tightening - torque 15 Nm (11 ftlb.) 
5. Nut securing heat shield to body > Tightening - torque 2 Nm (1.5 ftlb.)