Piston installation position
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 Audi S4, 2008 Audi S4, 2007 Audi S4, 2006 Audi S4, and 2005 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.
- Mark allocation to cylinder on piston head using chalk or water-proof felt pen.
NOTE:
- Do not use a center punch or scribe, since the piston head coating will be damaged.
Installed location:
- Arrows on piston heads point to belt pulley side.
- Valve recesses - 1 - point toward center of engine.