Allocation of Main Bearing Shells For New Crankshafts

Allocation of main bearing shells for new crankshafts





Allocation of crankshaft bearing shells for cylinder block
^ Bearing shells with correct thickness are allocated to cylinder block in factory. Colored dots on sides of bearing shells serve for identifying bearing shell thickness.
^ Allocation of bearing shells to cylinder block is marked by one letter each at left front on cylinder block (can be read from outside) as shown in the illustration.





^ In addition, the letters are also stamped on the guide frame.





Allocation of crankshaft bearing shells for guide frame - crankshaft manufactured by Alfing
^ Bearing shells with correct thickness are allocated to guide frame in the factory. Colored dots on sides of bearing shells serve for identifying bearing shell thickness.
^ Allocation of bearing shells to guide frame is marked by one colored dot each on crankshaft counterweight as shown in the illustration.
^ Crankshafts manufactured by Alfing have no manufacturers identification.








Allocation of crankshaft bearing shells for guide frame - crankshaft manufactured by Weber
^ Bearing shells with correct thickness are allocated to guide frame in the factory. Colored dots on sides of bearing shells serve for identifying bearing shell thickness.
^ Allocation of bearing shells to guide frame is marked by one colored dot each on front crankshaft counterweight as shown in the illustration. The "X" marks the end of the letter series and stand next to color identification for bearing 1 (belt pulley side).
^ Crankshafts manufactured by Weber have a manufacturers identification - A - on front crankshaft counterweight.

Note:
^ The letter series begins at left with bearing 5 (flywheel side).