11.80
Measuring big end bearing play
•
Measure crankpin with an external micrometer in
the thrust direction and offset through 90
o
.
•
Install bearing shells and assemble conrods.
•
Tighten big end bolt with tightening angle
indicator, BMW No. 11 2 210.
X Tightening torque:
Big end bolts oiled
Joint torque.................................................. 20 Nm
Wrench angle.................................................... 80°
•
Measure big end bearing with internal gauge in
thrust direction.
•
Enter measured values on record sheet and
determine big end bearing clearances.
a See Technical Data.
RS110340
11 2 210
RS110350
RS110360
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