bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

6 TD Pistons With Rings And Pins, M54, B25 > < 4 TD Pistons With Rings And Pins, M54, B22
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11 25 Pistons with Rings and Pins M54  B25

Piston and piston pin are paired - replace together only.

Measuring point "A" (position)

mm

8

Piston diameter (measuring point "A")

Standard

mm

83.995

 ± 0.014

1. Oversize a) (only permitted for aluminum engine block
with cast iron liners)

mm

84.245 

± 0.014

Piston running clearance

mm

0.01 ... 0.04

Permissible total wear tolerance between piston and
cylinder

(engine operated)

mm

0.15

TD  Pistons with Rings and Pins, M54, B25

BMW AG - TIS

07.02.2013  06:01

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

Copyright

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