C8.7 Marine Engine Caterpillar


Crankshaft Main Bearings - Remove and Install

Usage:

C8.7 CS7

Removal Procedure

Start By:

  1. Remove the crankshaft.



    Illustration 1g03873903

  1. Remove crankshaft upper main bearing cap (1) .



    Illustration 2g03873946

  1. Remove the crankshaft lower main bearing (2) from crankshaft main bearing cap (3) .

Installation Procedure

Note: Apply clean engine oil to the crankshaft main bearings prior to assembly. Do not apply oil to the back of the crankshaft main bearing. Ensure that the tabs on the back side of the crankshaft main bearings fit in the grooves of the crankshaft main bearing caps and the cylinder block.

  1. Install crankshaft main bearings in the reverse order of removal.

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