volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Valve Spring > < Valve Seat|Service and Repair|Page 2083
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a = dia. 33.5 mm 
b = max. allowable finishing measurement
c = 2.0 mm - 2.5 mm 
If necessary, finish valve seat ring with 75° valve reseating tool
Z = bottom edge of cylinder head
1:= 45° valve seat angle 
p = 30° correction angle upper 
-

73°  correction angle lower 

Valve Spring > < Valve Seat|Service and Repair|Page 2083