bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 TD Pistons With Rings And Pins, S50, B 30 > < 2 TD Connecting Rods And Bearings, S50, B 32
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11 25 Pistons with Rings and Pins S50  B 30

Piston and piston pin are paired - replace together only.

Measuring point "A" (position)

mm

8,5

Piston diameter at measuring point "A"

Standard

mm

85.965 

±

 0.009

1st oversize

mm

86.165 

±

 0.009

2nd oversize

mm

86.365 

±

 0.009

Piston running clearance

mm

0.026 ... 0.058

Permissible total wear tolerance between piston and
cylinder

(engine operated)

mm

0,15

TD  Pistons with Rings and Pins, S50, B 30

BMW AG - TIS

10.02.2013  10:02

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

Copyright

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2 TD Pistons With Rings And Pins, S50, B 30 > < 2 TD Connecting Rods And Bearings, S50, B 32