Vauxhall Workshop Service and Repair Manuals

Valve Seat, Cut  

Place cylinder head on wooden blocks.  

  Measure   

Inlet and outlet - KM-340-27 guide spike 1) use.   Valve seat (II)   - 45 ° - Side with KM-340-13.   Upper correction angle (I)   - 30 ° - Side with KM-340-13.   Lower correction angle (III)   - 60 ° - Side with KM-340-26.     Dimension for valve seat width:   - 1.0 to 1.4 mm (intake).     - 1.4 to 1.8 mm (exhaust).       -  Clean chippings from cylinder head.   -  Before installing valves - see operations "Valve, Grind" and "Valve, Grind in".

1)  With C 20 XE: use KM-340-7