LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2014 >> M6 2D Convertible, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 664 (Engine - Technical Data) >> Crankshaft And Bearings >> N63 Engine >> 11 21 Main bearing journals 2 through 5

11 21 Main bearing journals 2 through 5

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. However, it is still accessible from the selected car via links, so may be relevant.
CRANKSHAFT AND BEARINGS SPECIFICATION

Ground sizes of main bearing journals   Bearing journals 2 through 5
Original (designation S1) mm 64.984... 64.990
Original (designation S2) mm 64.977... 64.983
Original (designation S3) mm 64.971... 64.976
Grinding stage 1 (designation B1) mm 64.734... 64.740
Grinding stage 1 (designation B2) mm 64.727... 64.733
Grinding stage 1 (designation B3) mm 64.721... 64.726
Grinding stage 2 (designation C1) mm 64.484... 64.490
Grinding stage 2 (designation C2) mm 64.477... 64.483
Grinding stage 2 (designation C3) mm 64.471... 64.476
Crankshaft bearing clearance, radial mm 0.020... 0.046
Max. permitted runout at center crankshaft journal mm 0.15