5 Series E61 523i (N52) TOUR
11 25 Pistons with Rings and Pins N52 B30
Piston and pin are paired to each other - replace together
only.
Measuring point "A" (position)
mm
14
Piston diameter at measuring point "A"
Original (new dimension)
mm
84.990
±
0.010
Repair stage (new dimension)
mm
%
Oversize (new dimension)
mm
85.240
±
0.010
Piston installation clearance (piston new)
mm
0.000 ... 0.035
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 N52 / B30
BMW AG - TIS
05.02.2013 18:43
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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