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Touch up the exhaust valve seating > < Adjust the valve seating

Leon Mk2

Touch up the seating of the intake valve
   
Touch up the seating of the intake valve
  N15-0146
a

b
c
Z
α
β		AER = Ø 29,8 mm
AEX = Ø 34,4 mm
= Max. touching up measure allowed*
= 2.0 mm max.
= Bottom edge of the cylinder head
= 45° Valve seating angle
= 30° Upper correction angle

  Note!
If the rings of the valve seating are narrow, the seating should only be touched up provided that the narrowness is not damaged.
   

Touch up the exhaust valve seating > < Adjust the valve seating