Paccar MX-13 – Installing Crankshaft Main Bearing Shell

If the crankshaft has been ground, fit the correct oversize bearing shells.

1. Thoroughly clean all grease and preservative from the bearing shell contact surfaces.

2. Clean the threaded holes for the main bearing cap bolts.

3. Check that all oil ducts of the bearings and crankshaft are open.

4. Check the dowel pin of the middle bearing.

5. Lubricate the bearing shells with clean engine oil.


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