bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

12 Cylinder Head With Cover > < 2 TD Engine Block M57 _ D25
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11 11 Engine block M57  D30

Bore 

 (new dimension)

mm

84.000 

+0.018

Bore 

 (wear limit)

mm

84.000 

+0.040

Intermediate bore dimension (new dimension) 

mm

84.080 

+0.018

Intermediate bore dimension (wear limit)

mm

84.080 

+0.040

1st Grinding dimension (new dimension) 

mm

84.250 

+0.018

1st Grinding dimension (wear limit)

mm

84.250 

+0.040

Permitted roundness deviation of cylinder bore (new
dimension) 

mm

0.01

Permitted roundness deviation of cylinder bore (wear limit) mm

0.04

Permitted conicity of cylinder bore (new dimension) 

mm

0.01

Permitted conicity of cylinder bore (wear limit)

mm

0.04

Permitted total wear clearance between piston and
cylinder (engine run in)

mm

0.15

TD  Engine block M57 / D30

BMW AG - TIS

16.02.2013  09:25

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

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12 Cylinder Head With Cover > < 2 TD Engine Block M57 _ D25