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Wiseco Yamaha YZ 85 2002-2020 GP Piston Kit with Gaskets

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$217.35 $206.48
(You save $10.87)
STG SKU:
W|2457-PK1343|0

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Features:

  • Forged from high-silicon aluminum alloy for maximum strength and dependability
  • Contain all necessary components for overboring or rebuilding your top end
  • Feature forged pistons, rings, wrist pins, circlips, and top end gasket
  • Cylinder sleeves must be purchased separately
  • Have additional features over standard Pro-Lite parts
  • Each piston is E-coated on the crown, ring grooves, and pin bore for maximum wear resistance and protection from micro-welding, galling, and detonation
  • Generally have less machining on the outside, which helps seal up the bore for increased compression
  • Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end

Specifications:

  • Product Name: Rebuild Kit
  • Type: Top End
  • Model: Racer's Choice
  • Piston Material: Aluminum / Forged
  • Bore Size: 52.50 mm
  • Bore - Oversize: Standard / Standard
  • Displacement: 103,5 cc
  • Stroke Length: 47.80 mm
  • Cooling System: Liquid Cooled
  • Units: Each
  • Riding Style: Off-Road

Fitment:

YearMakeModel
2002YamahaYZ 85
2003YamahaYZ 85
2004YamahaYZ 85
2005YamahaYZ 85
2006YamahaYZ 85
2007YamahaYZ 85
2008YamahaYZ 85
2009YamahaYZ 85
2010YamahaYZ 85
2011YamahaYZ 85
2012YamahaYZ 85
2013YamahaYZ 85
2014YamahaYZ 85
2015YamahaYZ 85
2016YamahaYZ 85
2017YamahaYZ 85
2018YamahaYZ 85
2019YamahaYZ 85
2020YamahaYZ 85