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CYBER MONAY SALES WEEK 5% Off All Items. ENDS 12/2/23! → Discounts will be applied automatically when you check out.
CYBER MONAY SALES WEEK 5% Off All Items. ENDS 12/2/23!


KFX450 KFX450R Big Bore Stroker Complete Rebuilt Motor Engine Rebuild Kit 100MM

Original price $1,187.49 - Original price $1,187.49
Original price
$1,187.49 - $1,187.49
Current price $1,187.49
Compatible Vehicles
Submodel Year Make Model
-- 2014 Kawasaki KFX450R
-- 2013 Kawasaki KFX450R
-- 2012 Kawasaki KFX450R
-- 2011 Kawasaki KFX450R
-- 2010 Kawasaki KFX450R
-- 2009 Kawasaki KFX450R
Monster Energy 2009 Kawasaki KFX450R
-- 2008 Kawasaki KFX450R

We spend a large amount of money to stock parts from every supplier solely to get your order out ASAP.  That is why there are different piston or crankshaft options on many of our listings.  Any alternate part is equal or better quality.  If you want a specific manufacturer's part please contact us before ordering.  thanks
  • 98mm nikasil cylinder
  • 98mm 13:1 CP JE Wiseco forged piston
  • Hi temp piston rings
  • DLC coated pin
  • Circlips
  • MAXLOCK HD head stud kit
  • Hotrods +3mm stroker crank with rod
  • Main bearings
  • Complete gasket kit - head base exhaust case covers pump covers
  • Complete crankcase oil seal kit
  • Cam chain
  • Water pump bearings - seals and gasket are in kits
  • Install instructions**
  • Stickers

  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.  Thanks!!

**We ALWAYS 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.