Crankshaft Radial Clearance, Checking

Crankshaft Radial Clearance, Checking

Special tools, testers and auxiliary items required

• Plastigage(R)

Procedure

• Marked the used bearing for installation later, but not on the running surface.

• Replace bearing shells that are worn down to the base layer.

- Remove the bearing cap.

- Clean the bearing cap and bearing journals.

- Place the Plastigage(R) over the entire width of the bearing journal or into the bearing shell.

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

- Install the bearing cap and tighten the bolts to 40 Nm without rotating the crankshaft.

- Remove the bearing cap.

- Compare the width of the Plastigage(R) with the calibrated scale.

Radial clearance:

New: 0.023 to 0.043 mm

Wear limit: 0.07 mm