Top End Gasket Kit is designed specifically to replace the gaskets used with Cylinder Works Big Bore Cylinders
Contains all the necessary gaskets for a complete top end rebuild
Product Note:Only fits models with Cylinder Works Big Bore Cylinder. Does not fit stock cylinder.
Specification
Details
Bore
98 mm
Cylinder Diameter
98mm
Displacement
478cc
Size Over Standard
3 mm Larger than Stock
Vehicle Fitment
Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.
Yamaha
WR450F 2003-2006
YFZ450 ATV 2004-2009, 2012-2013
YZ450F 2003-2005
Customer Reviews
Good stuff
By Thomas J. on
Verified Purchaser
Haven't used them yet, but the parts look like top quality items. Couldn't give a 5 star review for something I haven't used yet.
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Questions & Answers
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