Home/Opel/Calibra/Opel Calibra I (1990-1997)/Repair manual/DOHC Petrol Engine/Technical Data - Crank Drive Cylinder Bore
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Technical Data - Crank Drive Cylinder Bore Opel Calibra I

Cylinder Bore

EngineC 25 XE
Reboring cylinder
Permissible oversize mmup to 0.5 (see parts microfiche)
After reboring the cylinders, destroy the original index on the crankcase and stamp in the new oversize index.
Bore
Permissible out-of-round mm0.0065 1)
Permissible taper mm
1) Measure out-of-round at four different heights in bore
Piston project. above
upper edge of cyl. block mm1.4