Cabriolet V6-2.8L (AFC) (1995)
Valve: Testing and Inspection
CHECKING
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Visually inspect for traces of scoring on valve stem and valve seat surfaces. Replace valves with scored surfaces.
REFACING INTAKE VALVES
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Alpha - 45°
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a - max 3.5 mm (0.138 inch)
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b - min. 0.5 mm (0.020 inch)
REFACING EXHAUST VALVES
CAUTION:
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Exhaust valves must not be refaced by cutting or grinding.
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Only lapping is permitted.