seat Workshop Repair Guides

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Replacing valve shaft seals. > < Machining valve seats

Leon Mk2

Valve guides: verification
Valve guides: verification
Special tools and workshop equipment required
   
t  Universal dial gauge bracket -VW 387-
t  Dial gauge
  W00-0037
Checking sequence
–  Insert new valve into guide. End of valve stem must be flush with guide. On account of differing stem diameters, only use inlet valve in inlet guide and exhaust valve in exhaust guide.
–  Determine rock by moving valve in direction of -arrow-.
Wear limit: 0.8 mm
If rock tolerance is exceeded:
–  Replace the cylinder head.
  V15-0249

Replacing valve shaft seals. > < Machining valve seats