A8L Quattro Sedan V8-4.2L (BVJ) (2007)
Crankshaft Main Bearing: Specifications
Allocation of Main Bearing Shells For New Crankshafts
Allocation of main bearing shells for new crankshafts
Allocation of crankshaft bearing shells for cylinder block
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Bearing shells with correct thickness are allocated to the cylinder block in the factory. Colored dots on sides of bearing shells serve for identifying
bearing shell thickness.
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Allocation of bearing shells to cylinder block is marked by one letter each at front left on cylinder block (can be read from outside) as shown in the
illustration.
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In addition, the letters are also stamped on the guide frame.
Allocation of crankshaft bearing shells for guide frame - Version I
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Bearing shells with the correct thickness are allocated to the guide frame in the factory. Colored dots on sides of bearing shells serve for
identifying bearing shell thickness.
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Allocation of bearing shells to guide frame is marked by one colored dot each on crankshaft counterweight as shown in the illustration.