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Pistons and conrods > < Crankshaft dimensions
Allocation of main bearings
Allocation of main bearings
Allocation of top crankshaft bearing shells for cylinder block
Upper bearing shells of the proper thickness are allocated to the cylinder block in the factory. Coloured dots are used to identify the thickness of the bearing shells.
   
Which bearing thickness is to be used at each position is marked by letters on the lower sealing surface of the cylinder block.
  N13-0714
B=Blue
R=Red
G=Yellow
S=Black
W=White

  Note
Arrow points in direction of travel.
   
Allocation of crankshaft bearing shells for bearing cap
t  The bearing caps are assigned bearing shells of the correct thickness at the factory. Coloured dots on the side of the bearing shell are used to identify bearing shell thickness.
t  The correct allocation of bearing shells to bearing cap is indicated by a sequence of letters on the crankshaft belt pulley flange. The first letter in the sequence stands for bearing „1“, the second letter for bearing „2“, etc.
  A13-10533
B=Blue
R=Red
G=Yellow
S=Black
W=White

   

Pistons and conrods > < Crankshaft dimensions