Volkswagen Passat 1995 Official Factory Repair Manual page 339

Pistons and connecting rods, disassembling and assembling
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW...
Fig. 5 Cylinder bore, checking
- Use 50-100 mm internal micrometer.
- Measure in direction -A-
perpendicular to crankshaft, and
direction -B- parallel to crankshaft.
- Measure in three places as shown.
1 - 10 mm (0.39 in.) from top
2 - Center
3 - 10 mm (0.39 in.) from bottom
Max. deviation from nominal diameter:
0.08 mm (0.0015 in.)
CAUTION!
DO NOT measure cylinder bore when
cylinder block is mounted in engine
stand VW 540. Measurement
accuracy can be affected by cylinder
block distortion as it hangs down
from the engine stand.
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5/12/2004