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Home >> Audi >> 2011 >> A3 (8PA) L4-2.0L Turbo (CCTA) >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> System Specifications
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System Specifications














Cylinder Head Tightening Sequence
Replace the bolts





Tighten the cylinder head bolts in - 1 to 5 - sequence
Tighten 1 to 5 to 40 Nm
Tighten 1 to 5 further 90°
Tighten 1 to 5 further 90°
Tighten the bolts - arrows - to 8 Nm
Tighten the bolts - arrows - 90°

Checking Cylinder Head for Distortion





Check the cylinder head in several places for distortion using a straight edge and a feeler gauge
Maximum permissible distortion 0.05 mm.

Cylinder Head Cover Tightening Sequence
With integrated camshaft bearings





Replace the bolts
Hand-tighten bolts in several steps in - 1 to 6 - sequence
Tighten the bolts 1 to 6 8 Nm
Tighten the bolts 1 to 6 an additional 90°

Intake Manifold
Please refer to Intake Manifold for fastener tightening information Specifications

Exhaust Manifold
The exhaust manifold and turbocharger are one component, refer to Exhaust Manifold for fastener tightening information Specifications

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