volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Valve Seat|Service and Repair|Page 1845 > < Valve Seat|Service and Repair
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Finishing intake valve seat 

a = dia. 38.3 mm 
b = max. allowable finishing measurement
c = 1.4 - 2.0 mm 
If necessary, finish valve seat ring with 75° valve reseating tool
Z = bottom edge of cylinder head
cr = 45° valve seat angle 
P = 30° correction angle upper 
-= 60° correction angle lower 

Finishing exhaust valve seat 

Valve Seat|Service and Repair|Page 1845 > < Valve Seat|Service and Repair