YFZ450 YFZ 450 Big Bore Rebuild Kit 98mm Cylinder +3 Top Bottom End Assembly 480
WORKS ON ALL YAMAHA YFZ450 AND YFZ450X MODELS
New BPR 98mm cylinder
Wiseco CP JE or Wossner 98mm forged piston** 12.75:1 or 13.75:1 if desired
Nitrite-coated piston rings
Chrome wrist pin
Circlips
Hotrods OEM replacement crankshaft with rod
Crank bearings
Complete gasket kit
Cometic big bore MLS head gasket
Oil seal kit
Valve stem seals
Talon clutch kit
Billet water pump impeller gear
Water pump bearing
Piston uses pump or race gas
1-year warranty*
Compatibility
| Notes | Year | Make | Model | Submodel |
|---|---|---|---|---|
| 2013 | Yamaha | YFZ450 | -- | |
| 2012 | Yamaha | YFZ450 | -- | |
| 2011 | Yamaha | YFZ450 | -- | |
| 2010 | Yamaha | YFZ450 | -- | |
| 2009 | Yamaha | YFZ450 | -- | |
| 2008 | Yamaha | YFZ450 | -- | |
| 2007 | Yamaha | YFZ450 | -- | |
| 2006 | Yamaha | YFZ450 | -- | |
| 2005 | Yamaha | YFZ450 | -- | |
| 2004 | Yamaha | YFZ450 | -- | |
| 2004 | Yamaha | YFZ450LE | Limited Edition | |
| 2007 | Yamaha | YFZ450SE | Special Edition | |
| 2006 | Yamaha | YFZ450SE | Special Edition | |
| 2005 | Yamaha | YFZ450SE | Special Edition | |
| 2007 | Yamaha | YFZ450SE2 | Special Edition II | |
| 2008 | Yamaha | YFZ450SP | Special Edition | |
| 2008 | Yamaha | YFZ450SP2 | Special Edition II | |
| 2007 | Yamaha | YFZ450V | Bill Balance Edition | |
| 2006 | Yamaha | YFZ450V | Bill Balance Edition | |
| 2013 | Yamaha | YFZ450W | Custom Graphics |
| Notes | Year | Make | Model | Submodel |
|---|---|---|---|---|
| 2012 | Yamaha | YFZ450W | Custom Graphics | |
| 2011 | Yamaha | YFZ450X | -- | |
| 2010 | Yamaha | YFZ450X | -- | |
| 2010 | Yamaha | YFZ450X | Bill Balance Edition | |
| 2011 | Yamaha | YFZ450XSE | Special Edition |
We ship next day most of the time. Modquad parts are shipped Monday-Thursday. Engine Kits are 3-5 business days.
We don't do backorder! If your items has already sold you will be notified immediately and you money refunded on the spot.
Sold items are removed daily.
If you see it on this website, it is 100% in stock unless it just sold before you clicked buy.
If you call we answer, if you text we respond, if you have a question we respond. Sometimes we sleep so it could be next morning but we will respond.
Thank you for shopping with us! We appreciate you!
