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09-12 CRF450R CRF 450R Big Bore Stroker Complete Rebuilt Motor Engine Rebuild 99


Compatible Vehicles
Submodel Year Make Model
-- 2012 Honda CRF450R
-- 2011 Honda CRF450R
-- 2010 Honda CRF450R
-- 2009 Honda CRF450R

  • 99mm big bore after market cylinder
  • Wiseco CP or JE forged piston
  • Piston rings
  • Wristpin
  • Circlips
  • Hotrods +3mm stroker crank with rod assembled
  • Crank bearings
  • Transmission bearings
  • Water pump bearing
  • Complete gasket kit
  • Seal kit with water pump mechanical seal
  • Cam chain
  • Clutch kit
  • Stud kit

  This is a bolt on kit 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 you receive it and contact us if you have any issues at all.  If you are not 100% happy with what you receive you are welcome to return it for a full refund, not questions asked!  Thanks!!

*We recommend that this be installed by a qualified mechanic with experience doing this type of work.  Warranty does not cover any failure that is a result of improper installation, improper break in, improper tuning, or misuse.  For any warranty to be considered the part(s) in questions must first be sent to us for inspection.  We can not warranty anything based on phone calls or photos alone.