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Machining valve seats >
< Checking hydraulic tappets
A4 Cabriolet Mk2
Power unit
4-cylinder TDI unit injector engine (2.0 ltr. 4-valve), mechanics
Engine cylinder head, valve gear
Servicing valve gear
Valve dimensions
Valve dimensions
Valve dimensions
Dimension
Inlet valve
Exhaust valve
Ø a
mm
29.40
25.50
Ø b
mm
5.980
5.965
c
mm
88.50
88.20
α
∠°
45
45
Note
Valves are not to be machined. Only grinding is permitted.
Power unit
4-cylinder TDI unit injector engine (2.0 ltr. 4-valve), mechanics
Engine cylinder head, valve gear
Servicing valve gear
Valve dimensions
Machining valve seats >
< Checking hydraulic tappets
Note