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Wossner Pistons

Wossner A4 & A5 2.0 16v Turbo TFSI Forged Piston Kit With Hard Anodised Crown & H-Beam Steel Con Rod Package (K9539/G0296)

A4 & A5 2.0 16v Turbo TFSI Forged Piston Kit With Hard Anodised Crown & H-Beam Steel Con Rod Package.

Manufacturer kit reference: K9539/G0296

A4 & A5 2.0 16v Turbo TFSI Forged Piston Kit With Hard Anodised Crown

Engine Code CCTA / CCZA / CCZB / CBF / CAEB >2011
YOM From 2008
YOM To 2015
Bore Size 82.5mm – K9539DA , 83mm – K9539D050
Stroke 92.8mm
Compression Height 29.6mm
OEM Comp Ratio 9.6:1
Number of Rings 3
OEM Rod Length 144mm
Clip Part Number CW21
Pin Size 21mm
Pin Part Number WP092DLC
Cylinders 4
Valves Per Cylinder 4
Suits Wossner Con Rod G0293
Con Rod Length C/C 144mm

VW 2.0 TFSI OEM & Narrow big end I-Beam Connecting rods

Engine Code BYD
Con Rod Length C/C 144mm
Con Rod Big End Dia 50.6mm
Con Rod Big End Width 21.9mm
Con Rod Small End Dia 21mm
Con Rod Small End Width 18mm T
Con Rod Bolt 3/8"

Kit contents

  • A4 & A5 2.0 16v Turbo TFSI Forged Piston Kit With Hard Anodised Crown
  • VW 2.0 TFSI OEM & Narrow big end I-Beam Connecting rods
  • ARP Bolt 3/8" Thread 1.5" UHL 2000 Series (4AJ1.500-2SU) × 8
  • ARP Assembly Lubricant (100-9908)

Piston specifications by size

Piston reference Piston diameter Compression ratio Capacity
K9539DA 82.43mm 9.6:1 1983cc
K9539D050 82.93mm 9.7:1 2008cc

Piston diameter and cylinder bore are different measurements. Select the correct size and confirm the engine specification before ordering.

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