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Cylinder Head Machining

Cylinder Head Machining
If cracks are suspected (internal loss of coolant), the cylinder head must be pressure-tested.
Overall Height 89.9 - 90 Millimeter (mm)
Minimum Height 89.5 Millimeter (mm)
Permissable Contact Surface Deviation From Flatness In:
Only machine Cyl. Head Contact Surface if porous or damaged points are fouond, or if measurements reveal an impermissable deviation of flatness in the longitudinal direction of more than 0.2 mm.
Longitudinal Direction .08 Millimeter (mm)
Transverse Direction .00 Millimeter (mm)
Permissable Deviation Of Parallelism Of Top To Bottom Contact Surface In: Longitudinal Direction .1 Millimeter (mm)
Peak To Valley Height .003 - .010 Millimeter (mm)