bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

2 TD Pistons With Rings And Pins, M50, B 20 VANOS > < 4 TD Connecting Rods And Bearings, M50, B 25 VANOS
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11 25 Pistons with Rings and Pins M50  B 20

Pistons and pins are matched - only replace them
together.

Measuring point "A" (position)

mm

7

Piston

 (measuring point "A")

Standard

mm

79.980

1st oversize

mm

80.230

2nd oversize

mm

80.480

Piston running clearance

0.011 ... 0.043

Max. total wear clearance between piston and cylinder

(engine operated)

mm

0.113

TD  Pistons with Rings and Pins, M50, B 20

BMW AG - TIS

08.02.2013  22:55

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

Copyright

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2 TD Pistons With Rings And Pins, M50, B 20 VANOS > < 4 TD Connecting Rods And Bearings, M50, B 25 VANOS