bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

25 Piston With Rings And Pin > < 1 RA Replacing All Connecting-rod Bearings (M44)
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Caution!

Do not turn the connecting rods or crankshaft.

Use the old conrod bolts to check conrod clearance.

Tighten down conrod screws with special tool 00 9 120 or
special tool 11 2 110.

Tightening torque,

refer to Technical Data 11 24 1AZ

Remove bearing cover and read off bearing clearance across
width of pinched plastic thread with the help of the measuring
scale.

Conrod bearing clearance,

refer to Technical Data

Remove plastic thread.

Summary:

Color code/shaft diameter/bearing strength

Color code 2 classification.

Rt = red

Bl = blue

1. 

Crankpin

2. 

Bearing clearance

3. 

Bearing shells: red or blue

4. 

Conrod

RA  Replacing all connecting-rod bearings (M44)

BMW AG - TIS

06.02.2013  21:15

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

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25 Piston With Rings And Pin > < 1 RA Replacing All Connecting-rod Bearings (M44)