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Engine lubrication > < Cylinder head: removal and installation

Leon Mk1

Reworking exhaust valve seat
   
Reworking exhaust valve seat
  N15-0096
a
b
c
Z
α
β
γ		= 25.0 mm Ø
= Max. permissible reworking dimension → Note
= Aprox. 1.8 mm
= Cylinder head lower edge
= 45° valve seat angle
= 30° upper correction angle
= 60° lower correction angle

1)  Calculating max. permissible reworking dimension → Chapter.
   

Engine lubrication > < Cylinder head: removal and installation