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  • Volkswagen / Audi JE Pistons AUDI - 2009-2012 R8 V10 5.2L FSI - ***Single Piston***
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Volkswagen / Audi JE Pistons AUDI - 2009-2012 R8 V10 5.2L FSI - ***Single Piston***

Price: $239.16

Select Size:

  • Bore
  • Engine Compression Ratio (CR)
  • Volume Dome CC
  • 84.50mm = 3.327in 9 -14
  • 84.50mm = 3.327in 10.5:1 -3.7
  • 85mm = 3.346in 9 -14.6
  • 85mm = 3.346in 10.5:1 -4.7

Weight: 0.01 lb

Sku: 308178S

Weight:

SKU:



$235.71

  • 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

 

 

Part # Bore Oversize Stroke
(mm)		 Rod
(mm)		 C/D
(mm)		 Head CC's C/R With .040 Dome CC's Gram Footnote Skirt Included
Ring Set#
308178 84.5 STD 92.8 154 27.6 46 9 -14 284 T F XC8450
361281 84.5 STD 92.8 154 27.6 46 10.5:1 -3.7 T F XC8450
361280 85 0.5 92.8 154 27.6 46 9 -14.6 T F XC8500
361282 85 0.5 92.8 154 27.6 46 10.5:1 -4.7 T F XC8500

 

 

Top Compression Ring Thickness 0.0400
Second Compression Ring Thickness 0.0480
Oil Ring Thickness 0.111
Forging Type FSR
Series JE Pistons
Piston Head Type Inv Dome/Dish
Pin Diameter (IN) 0.787
Make LAMBORGHINI
Wrist Pin Style - floating or press fit Floating
Wall Type CHAMFERED
Wall Thickness (IN) 0.210
Ringset Part Number XC8450
Ring Brand ProSeal
Ringset Included Yes
Retainer Thickness 0.050
Retainer Lock Style Wire Lock
Retainer Lock Part Number 787-050-MW
Retainer Diameter (IN) 0.787
Piston Pin Inside Diameter 0.367
Piston Material 2618
Piston Pin Length (IN) 2.250
Piston Avg Wt 284
Pin Offset Yes
Pin Brand JE Pistons
Pin Part Number 787-2250-21-93C
Pin Included Yes
Pin Diameter (mm) 20.00
Oil Rail Support Included No
Deck Clearance 0.000
Brand JE Pistons