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Home >> Audi >> 2005 >> A8 Quattro Sedan (4E2) V8-4.2L (BFM) >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> System Specifications >> Tightening Torques
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Tightening Torques



Tightening torques





Engine/transmission securing points (illustration shows transmission flange)





Centering sleeves (A and B)








Cylinder Head





Tighten NEW cylinder head bolts in four stages in sequence shown as follows:
Tighten using a torque wrench:
1st stage 30 Nm
2nd stage 60 Nm

Tighten with a normal fixed wrench:
3rd stage 90° (1/4 turn) further
4th stage 90° (1/4 turn) further


Camshaft Bearing Cap








Install bearing caps 3, 5 and 7 in accordance with identification markings.

Tighten bearing caps 3, 5 and 7 of intake and exhaust camshafts in stages and in diagonal sequence.


Vibration Damper






Drive Plate






Oil Pump






Coolant Pump







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