Crankshaft, Measuring Radial Clearance
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Special tools and workshop equipment required
- Plastigage
Procedure
- Use the old bolts for radial clearance measurement.
-- Remove the bearing cap and clean the bearing journals.
-- Place the Plastigage over the entire width of the bearing journal or into the bearing shells.
- The Plastigage must rest in the center of the bearing shell.
-- Position the bearing cap and tighten it an additional turn; do not turn the crankshaft. Refer to Figure.
-- Reinstall the bearing cap.
-- Compare the width of the Plastigage with the measuring scale.
Radial clearance:
- New: 0.021 to 0.036 mm
- Wear limit: 0.08 mm
-- Replace the bolts for the final assembly.