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Cylinder Works

ATHENA CYLINDER KIT Big Bore 53MM - 105cc Yamaha YZ85 2002-2017 P400485100038

Regular price $737.96 USD
Regular price $819.95 USD Sale price $737.96 USD
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ATHENA CYLINDER KIT Big Bore 53MM (105cc) Yamaha YZ85 2002-2017 P400485100038

Achieve greater power with the Athena Cylinder Kit Big Bore 53MM - 105cc. This kit is designed to transform the Yamaha YZ85 2002-2017 into a 105cc Supermini and comes with the necessary components (cylinder, piston, head rings, gaskets & hardware).

Athena's R&D team leverages advanced technology in producing every cylinder kit, which are then treated with a nicksil Coating (nickel-silicon) to decrease piston wear and extend the lifespan.

Features of the Cylinder Kit - Big Bore 105cc:

Athena Big Bore Cylinder Kits include:

  • Aluminum cylinder with a galvanic coating.
  • A forged piston with molybdenum coating.
  • Specific Gasket kit and O-rings.
  • Easy to follow step by step instructions
  • The kit is a bolt-on, no matching is needed  

Click to see all the other performance upgrades for your Yamaha YZ85

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