bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

31 RA Replacing Pilot Bearing In Crankshaft (M42) > < 29 RA Replacing _ Checking Piston Rings (M42)|Page 384
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Replacing connecting-rod bearing shells
(M42)

Select new bearing shells according to paint mark on connecting
rod.

Caution!

Checking connecting-rod bearing play.

Also refer to section on replacing main-bearing shells

Installation:

Check conrod-bearing play. Only carry out for control
purposes.

For BDC piston setting, place Plastigage (type PG1, special tool
00 2 590 ) on the oil-free crankshaft. 

Mount conrod-bearing caps and tighten with old conrod bolts
tightened to specified torque.

Caution!

Do not turn the connecting rods or crankshaft.

Remove bearing cap and read bearing play,

refer to Technical Data,

by measuring width of the flattened Plastigage with help of the
supplied scale. 

Install new bearing shells or bearing shells with a different colour
code to correct the bearing play.

RA  Replacing connecting-rod bearing shells (M42)

BMW AG - TIS

28.01.2013  01:31

Issue status (12/2007) Valid only until next DVD is issued

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31 RA Replacing Pilot Bearing In Crankshaft (M42) > < 29 RA Replacing _ Checking Piston Rings (M42)|Page 384