AUDI R8 V10 5.2L FSI 2009-2012
ASYMMETRICAL FSR FORGING Std Bore: 84.5mm (For use with STD Alusil Bore)

• Crown requires no deburring or preparation
• 2618 T6 high tensile forged aluminum
• NEW ASYMMETRICAL FSR forging! State of the art asymmetrical skirt technology reduces friction and mass while providing a more rigid and durable platform (Skirt Style F).
• In this environment, higher boost levels or heavy nitrous usage necessitate JE's wrought 2618 alloy.
• FSR pistons include offset pins for quiet operation.
• FSR pistons feature new Smooth Finished Crown process for excellent flame travel.
• Tuff Skirt Coating Standard on all Audi R8 V10 Pistons
• 1.0 x 1.2 x 2.8mm ring widths
• .787 x 2.250 straight wall 9310 steel wrist pin provided.
• Pin fitting, rings and wire locks included