13 - Engine - Crank Drive, Pistons: Crankshaft

WARNING: This page is about a different variant/trim than selected.

Fig 1: Crankshaft Component Location With Torque Specification

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Crankshaft

1	Cylinder block
2	Crankshaft bearings with lubricating groove, coat with oil, mark used bearing shells, do not interchange
3	Crankshaft, be careful with the sensor wheel after removing the crankshaft
4	Crankshaft bearings without lubricating groove, coat with oil, mark used bearing shells, do not interchange
5	Screw/replace/observe specified tightening sequence Initial - tightening 65 Nm (48 ftlb.) Final tightening + 90°
6	Mounting saddle, mounting saddle no. 1: on pulley side
7	Screw/replace/replace sensor wheel whenever it is loosened Initial - tightening 10 Nm (7.5 ftlb.) Final tightening + 90°
8	Sensor wheel/Can only be fitted at one position, replace sensor wheel whenever it is loosened
9	Coat thrust washers with oil
10	Screw/replace, observe specified tightening sequence Initial - tightening 20 Nm (15 ftlb.) Final tightening + 90°

Fig 2: Crankshaft Bearings Screws Tightening Sequence

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tightening sequence for crankshaft bearings

1. step	Screw in screws -1...10- and -arrows A- hand-tight
2. step	Screws -1...10- Initial - tightening 65 Nm (48 ftlb.)
3. step	Screws -1...10- Final tightening + 90°
4. step	Screws -arrows A- Initial - tightening 20 Nm (15 ftlb.)
5. step	Screws -arrows A- Final - tightening + 90 Nm (67 ftlb.)