Valve seats
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9-3 (9400)
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1998
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2. Engine
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Basic engine, 4-cylinder petrol
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Adjustment/replacement
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Valve seats
Valve seats
Use a valve cutter set with T-wrench, locating spindle 83 93 928, valve seat cutters, part no. 83 93 936 (60°) and part no. 78 61 040 (45°).
Valve seat angle:
Intake and exhaust valves: 45.25° 0.25°
Correction angle:
Intake and exhaust valves: 60°
Valve seat width:
Intake valve: 1.0 - 1.5 mm
Exhaust valve: 1.5 - 2.0 mm