5 Series E34 525td (M51) TOUR
Remove main bearing cover and read off bearing clearance on
width of squashed plastic thread using the measuring scale.
If necessary, to correct bearing clearance, fit new bearing shells,
or ones with a different color code.
Summary:
Color code / shaft diameter / bearing strength
-
Ge = yellow
-
Gn = green
-
Ws = white
1.
crankshaft
2.
bearing clearance
3.
Bearing shells: yellow, green, white
4.
bearing cover
Note:
Remove plastic thread.
Coat main bearing shells and crankshaft with engine oil.
Install main bearing cover with grooves in main bearing shell
mount on one side.
Align main bearing cap flush with side of bearing seat.
Note:
Always replace the main bearing screws with new ones.
No oil is permitted in the blind bores (danger of cracking).
Wash and oil main bearing screws.
RA Replacing main crankshaft bearing shell (M51)
BMW AG - TIS
23.01.2013 06:36
Issue status (12/2007) Valid only until next DVD is issued
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