ii Audi TT Quick Reference SpeciξΏcation Book β’ May 2009
Crankshaft/Cylinder Block β 4-Cylinder β Turbo Engine β
2.0L β CCTA (continued) ....................................................26
Piston Ring End Gaps ...........................................................26
Piston Ring Clearance ...........................................................26
Piston and Cylinder Dimensions ............................................26
Crankshaft/Cylinder Block β 6-Cylinder β 3.2L β CBRA ....27
Accessory Assembly Bracket Tightening Sequence ..............27
Sealing Flange Tightening Sequence ....................................28
Assembly Attachments Mounting β Tightening Torques ........28
Drive Chain β Tightening Torques .........................................29
Brake Booster Vacuum Pump β Tightening Torques .............29
Sealing Flanges and Vibration Damper β Tightening
Torques ...........................................................................30
Crankshaft Assembly β Tightening Torques ..........................30
Crankshaft Dimensions .........................................................30
Piston and Connecting Rod β Tightening Torques ................30
Piston Ring End Gaps ...........................................................30
Piston Ring Clearance ...........................................................31
Piston and Cylinder Dimensions ............................................31
Cylinder Head β 2.0L Engine β CCTA ................................31
Crankcase Ventilation β Tightening Sequence ......................31
Cylinder Head β Tightening Torques .....................................32
Cylinder Head β Loosening Sequence ..................................32
Cylinder Head β Tightening Sequence ..................................33
Cylinder Head (Valve) Cover β Loosening Sequence ...........34
Cylinder Head (Valve) Cover β Tightening Sequence ...........35
Compression Pressures ........................................................35
Cylinder Head β 3.2L Engine β CBRA ................................36
Cylinder Head β Tightening Torques .....................................36
Cylinder Head β Removal Sequence ....................................36
Cylinder Head β Tightening Sequence ..................................37
Cylinder Head Cover β Tightening Sequence .......................38
Compression Pressures ........................................................38
Valvetrain β 2.0L Engine β CCTA .......................................38
Valvetrain β Tightening Torques .............................................38
Valve Dimensions ..................................................................39
Camshaft β Tightening Torques .............................................39
Valvetrain β 3.2L Engine β CBRA .......................................40
Valvetrain β Tightening Torques .............................................40
Valve Dimensions ..................................................................40
Camshaft β Tightening Sequence .........................................41
Camshaft β Tightening Torques .............................................41