Measuring Radial Play Of Crankshaft
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Information
- Mark used bearings for re-installation but not on bearing surface .
- If bearing shells have worn down to base material, they must be replaced .
- Remove guide frame and clean crankshaft journal.
- Place a length of Plastigage corresponding to the width of the bearing on the bearing journal or into the bearing shells.
- The Plastigage must be positioned in the middle of the bearing shell.
- Fit the guide frame and tighten to 50 Nm (37 ft. lb.) . Do not turn the crankshaft.
- Remove the guide frame again.
- Compare the width of the Plastigage with the graduations.
| Radial Clearance |
|
|---|---|
| New: | 0.015... 0.055 mm |
| Wear Limit: | 0.08 mm |