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Subaru EJ255 WRX-STi 9.0:1 Wossner Piston Kit
Subaru EJ255 WRX-STi 9.0:1 Wossner Piston Kit

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Subaru EJ255 WRX-STi 9.0:1 Wossner Piston Kit

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£589.88
SKU: K9131DA
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Description  

This Wössner forged piston kit is listed for Impreza WRX STI 2.5 16V Fast Road. Catalogue reference: K9131DA. Selected bore size: 99.5mm.

Key specifications

  • Application: Impreza WRX STI 2.5 16V Fast Road
  • Manufacturer: Subaru
  • Engine code: EJ257
  • Year range: 2004–2008
  • Catalogue reference: K9131DA
  • Bore Size: 99.5mm
  • Product type: Forged Piston Kits
  • Kit Part Number: K9131
  • Stroke: 79mm
  • Compression Height: 30.7mm
  • OEM Comp Ratio: 8.4:1
  • OEM Rod Length: 130.5mm
  • Suits Wossner Con Rod: G0012
  • Pin Size: 23mm
  • Pin Part Number: WP024
  • Clip Part Number: CA23
  • Number of Rings: 3
  • Cylinders: 4
  • Valves Per Cylinder: 4
  • Con Rod Length Centre-to-centre: 130.5mm
  • Drawing number: 30406
  • Piston number: K9131DA

Fitment note: Compare the application, engine code, selected option and listed dimensions with your engine before ordering. Contact TSR Performance if you need a fitment check.

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