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06-09 YZ450F YZ 450F Cylinder Kit Complete Top End Rebuild Wiseco 95mm Stock


Compatible Vehicles
Submodel Year Make Model
-- 2020 Yamaha WR450F
-- 2019 Yamaha WR450F
-- 2018 Yamaha WR450F
-- 2017 Yamaha WR450F
-- 2016 Yamaha WR450F
-- 2015 Yamaha WR450F
-- 2014 Yamaha WR450F
-- 2013 Yamaha WR450F
-- 2012 Yamaha WR450F
Team Yamaha 2012 Yamaha WR450F
-- 2011 Yamaha WR450F
Team Yamaha 2011 Yamaha WR450F
-- 2009 Yamaha WR450F
-- 2008 Yamaha WR450F
-- 2007 Yamaha WR450F
-- 2006 Yamaha WR450F
-- 2005 Yamaha WR450F
-- 2004 Yamaha WR450F
-- 2003 Yamaha WR450F
-- 2009 Yamaha YZ450F
-- 2008 Yamaha YZ450F
-- 2007 Yamaha YZ450F
-- 2006 Yamaha YZ450F
50th Anniversary 2006 Yamaha YZ450F
-- 2005 Yamaha YZ450F
-- 2004 Yamaha YZ450F
-- 2003 Yamaha YZ450F

Auction includes:
  • NEW 95mm cylinder
  • Wiseco JE or CP forged piston
  • Hi temp piston rings
  • DLC coated pin
  • Circlips
  • MAXLOCK head stud kit
  • Top end gasket kit
  • Timing chain
  • Online and phone tech support
  • Install tuning and break in instructions
  • Stickers

This is a bolt on kit, ready to drop in with no machining required.  Piston uses pump or race gas.  Everything is new in the original packaging and the original manufacturer's warranty applies*.

Please check your order thoroughly when receiving it.  If for any reason at all you are not 100% happy please contact us right away so we can help resolve the issue.  If for any reason at all you are not happy with your order PRIOR TO INSTALLING PARTS you are welcome to return it for a FULL REFUND, NO QUESTIONS ASKED!

*We ALWAYS STRONGLY recommend that this kit be installed by a qualified mechanic with experience working on these types of motors.  Warranty does not include any failure that is a result of improper installation, improper tuning, improper break in, or misuse.  Piston comes with specific instructions for setting the ring gap.  If you do not follow these exactly your motor will fail.  For any warranty to be considered the part(s) in question must first be sent to us and possibly the manufacturer for inspection.  We can not warranty parts based on photos or phone calls alone.