Replacing crankshaft main bearing shells

• Replace crankshaft main bearing shells (1) to (7) (with lubricating groove) in the crankcase.

  Parts:  Crankshaft main bearing shells

NOTE: Crankshaft main bearing shell (4) = thrust bearing.

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• Make sure the crankshaft main bearing shell (1) is correctly installed with the guide lug in the marked area.

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• Replace the crankshaft main bearing shells (1) to (7) (without lubricating groove) on the crankshaft bearing caps.

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• Make sure the crankshaft main bearing shell (1) is correctly installed with the guide lug in the highlighted area.

Courtesy of BMW OF NORTH AMERICA, INC.