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2011
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Q5 2.0T
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Repair and Diagnosis
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Engine Mechanical
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Mechanical
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2.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CAEB, CHJA, CPMA & CPMB
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15 Cylinder Head, VALVETRAIN
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Intake And Exhaust Valves
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Valve Dimensions
Valve Dimensions
NOTE:
Intake and exhaust valves must not be reworked. Only lapping is permitted.
Fig 1: Identifying Valve Dimensions
Courtesy of AUDI OF AMERICA, LLC
Dimension
Intake Valve
Exhaust Valve
Diameter a
mm
33.85 ± 0.10
28.0 ± 0.1
Diameter b
mm
5.98 ± 0.01
5.96 ± 0.01
c
mm
104.0 ± 0.2
101.9 ± 0.2
α
∠°
45
45