Main Bearing Journal Clearance

Special Tools:

NOTE: Crankshaft main bearing journals must be within specification before checking journal clearance.

1. Remove the crankshaft main bearing caps and bearings.





2. Lay a piece of Plastigage off-center and fully across the face of each crankshaft main bearing surface.

NOTE: Do not turn the crankshaft while doing this procedure.






3. Install and remove the crankshaft and the crankshaft main bearing caps. Torque to specification.
4. Verify the crankshaft journal clearance.
- If it is out of specification, replace as necessary.