Operation CHARM: Car repair manuals for everyone.

Main Bearing Size Codes






Crankshaft Bearing Cap Identification





Bearing 1 is located on the belt pulley side.

Allocation of Crankshaft Bearing Shells for the Cylinder Block





Bearing shells with the correct thickness are allocated to the cylinder block by the factory. Colored dots on the bearing shells serve for identifying the bearing shell thickness.

- Arrow - points to belt pulley side.

Allocation of bearing shells to the cylinder block is identified with a letter by each bearing.





Allocation of Crankshaft Bearing Shells for the Bearing Cap





Bearing shells with the correct thickness are allocated to the bearing cap by the factory. Colored dots on the bearing shells serve for identifying the bearing shell thickness - arrows -.

Allocation of the bearing shells to the crankshaft is marked on the crankshaft counterweight by colored dots.