S6 V8-4.2L (BBD) (2004)
Harmonic Balancer - Crankshaft Pulley: Specifications
Pulley To Crankshaft ............................................................................................................................................................................. 20 Nm (15 ft. lbs.)
Center Bolt To Crankshaft 1) ................................................................................................................................ 200 Nm (148 ft. lbs.) + 180 degrees 2)
1) Always replace center bolt.
2) Turning in two stages of 90 degrees is also permissible.