Yamaha YZ85
02-18 Yamaha YZ85 YZ 85 53mm 105cc Athena Big Bore Cylinder Top End Piston Kit

Part #: (P400485100 038)
Starting from $649.99

Athena 53mm 105cc Big Bore Cylinder Top End Kit!

This is the best and most reliable big bore kit on the market!

Fits Yamaha YZ85 2 Stroke Dirt Bikes

 Years 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018

This kit includes:
  • 53mm 105cc Nikasil Athena Big Bore Cylinder
  • Larger Water Jackets For Better Cooling!
  • Athena 53mm Piston Kit (Includes, Piston, Pin, Rings & Clips)
  • Athena Complete Top End Gasket Set
  • Athena Head
  • Athena Head Stud Kit
This is a bolt on kit with no machining required. All parts come with warranty.

We ship worldwide & ship all domestic orders free!


Price: $649.99

FREE STANDARD SHIPPING is available in all US lower 48 states, APO addresses, and Puerto Rico via USPS or UPS. (*Exceptions apply for Alaska and Hawaii.)
Free standard shipping means we will select an option that gets you your parts as soon as possible while still being economically priced.

*Shipments to Alaska and Hawaii are free as long as the parts will fit in a USPS Priority Mail Flat Rate box or envelope.
For any other type of shipping there will be a charge.


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