Installing Crankshaft
- Install the crankshaft.
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
- Crankshaft bearing covers
- Internal serration screw on crankshaft bearing cover → Initial tightening: 30 Nm (22 ft lbs.)
→ Torque angle: 180°
- Bearing shell must always be replaced
- Thrust washer for bearing cover 5 must always be replaced
- Crankshaft
- Drive plate for inductive pickup
- Countersunk screw on drive plate for inductive pickup → Initial tightening: 10 Nm (7.5 ft lbs.)
→ Torque angle: 90°
- Oil spray jet
- 1.1. Oil bearing shells with engine oil and place them on the crankshaft/crankcase.
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
- 1.2. Always replace bearing shells. Observe relevant classification.
- 1.3. Fit thrust bearing no. 5 with thrust washers -4-
(insert using grease, lubricating groove facing outwards) and then fit the remaining bearing covers.
- 1.4. Tap crankshaft bearing covers on securely as far as they will go using a rubber hammer so that the tightening torque will be accurate.
- 1.5. Internal serration screws on the crankshaft bearing covers -2- must always be replaced
and screwed in by hand.
- 1.6. Then gradually tighten the bearing covers from the inside out to the specified torque -2-
.
- 1.7. As a test, turn the crankshaft several times to check that it turns smoothly.