bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 TD Pistons With Rings And Pins M57T2 _ D25 > < 3 TD Connecting Rods And Bearings M57T2 _ M57 Top2, D30
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11 25 Pistons with Rings and Pins M57T2  D25

Piston and pin are paired to each other - replace together
only.

Measuring point "A" (position)

mm

10

Piston diameter at measuring point "A"

Original (new dimension)

mm

83,940

±

0.009

Repair stage (new dimension)

mm

84,020

±

0.009

Oversize (new dimension)

mm

84,190

±

0.009

Piston installation clearance (piston new)

mm

0.000...0.083

Piston installation clearance (piston worn)

mm

0.020...0.047

Permissible total wear tolerance between piston and
cylinder

(engine operated)

mm

0.15

TD  Pistons with Rings and Pins M57T2 / D25

BMW AG - TIS

22.02.2013  15:55

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

Copyright

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2 TD Pistons With Rings And Pins M57T2 _ D25 > < 3 TD Connecting Rods And Bearings M57T2 _ M57 Top2, D30