1 Series 120i (N43) Convertible
11 21 Crankshaft and Bearings N43 B20
Ground sizes of main bearing journals
Main bearing journal (5)
Stage 0 K1 (colour Yellow)
mm
65.000...64.993
Stage 0 K2 (colour Green)
mm
64.993 ... 64.986
Stage 0 K3 (colour Red)
mm
64.986...64.979
Grinding stage 1 K1 (colour Yellow)
mm
64.750...64.743
Grinding stage 1 K2 (colour Green)
mm
64.743...64.736
Grinding stage 1 K3 (colour Red)
mm
64.736...64.729
Grinding stage 2 K1 (colour Yellow)
mm
64.500...64.493
Grinding stage 2 K2 (colour Green)
mm
64.493...54.486
Grinding stage 2 K3 (colour Red)
mm
64.486...64.479
Crankshaft bearing clearance, radial
mm
0.030 ... 0.070
Crankshaft bearing clearance, axial
mm
0.060 ... 0.193
Maximum crankshaft friction coefficient, bearing section
bolted
Nm
2
TD Crankshaft and Bearings N43 / B20
BMW AG - TIS
15.01.2013 23:58
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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