Crankshaft Radial Clearance, Checking

Crankshaft Radial Clearance, Checking

Special tools, testers and auxiliary items required

• Plastigage

Procedure

• Do not interchange used bearing shells.

• Bearing shells that are worn down to the nickel layer must be replaced.

- Remove the guide frame and clean the journals.

- Place the Plastigage over the entire width of the bearing journal or in the bearing shells.

• The Plastigage must rest in the center of the bearing shell.

- Install the guide frame and tighten the bolts to 30 Nm. Do not rotate the crankshaft.

- Remove the guide frame again.

- Compare the width of the Plastigage with the measuring scale:

• Radial clearance, new: 0.018 to 0.045 mm

• Radial clearance wear limit: 0.10 mm