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YFZ450 YFZ 450 Cylinder Stock Bore Complete Top End Rebuild Upgrade Parts Kit

$549.99

Compatible Vehicles
Submodel Year Make Model
-- 2013 Yamaha YFZ450
-- 2012 Yamaha YFZ450
-- 2009 Yamaha YFZ450
-- 2008 Yamaha YFZ450
-- 2007 Yamaha YFZ450
-- 2006 Yamaha YFZ450
-- 2005 Yamaha YFZ450
-- 2004 Yamaha YFZ450
Limited Edition 2004 Yamaha YFZ450LE
Special Edition 2007 Yamaha YFZ450SE
Special Edition 2006 Yamaha YFZ450SE
Special Edition 2005 Yamaha YFZ450SE
Special Edition II 2007 Yamaha YFZ450SE2
Special Edition 2008 Yamaha YFZ450SP
Special Edition II 2008 Yamaha YFZ450SP2
Bill Balance Edition 2007 Yamaha YFZ450V
Bill Balance Edition 2006 Yamaha YFZ450V
Custom Graphics 2013 Yamaha YFZ450W
Custom Graphics 2012 Yamaha YFZ450W
FITS ALL YAMAHA YFZ450 CARB MODELS AND YEARS

New after market 95mm cylinder
Wiseco CP or JE forged piston*
Piston rings Wristpin
Cirlips 
Top end gasket kit
Timing chain
Head studs

This is a bolt on kit that requires no machining of any kind.  Runs on race gas.  All parts are new in the original packaging, and the original manufacturers' warranties apply**.

*WE STOCK PISTONS FOR THE SAME BIKES FROM CP JE AND WISECO TO DEAL WITH THE FREQUENT BACK ORDERS CAUSED BY COVID.  DESPITE THE HIGH COST WE ARE ABLE TO REPLACE A BACK ORDERED PISTON WITH ANOTHER OF EQUAL OR GREATER VALUE AND YOU DO NOT HAVE TO WAIT!  IF YOU WANT A SPECIFIC BRAND JUST ASK.

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 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. 

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