Seller notes

Yamaha YFZ450R YFZ 450R 450X 98mm 99mm Big Bore Cometic Top End Gasket Kit Seals Cometic Complete Top End 98mm 99mm Big Bore Gasket Kit & Kibblewhite Viton Seals For 98mm 99mm Big Bore Cylinder Kits Fits Yamaha YFZ450R & YFZ450X Fuel Injected Models ONLY Years 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 Replaces OEM Part#  2S2-11181-00-00 2S2-11351-00-00 4FM-12213-00-00 3VD-14613-01-00 33M-12119-00-00 4SV-12119-00-00 Includes Head, Base, Tensioner, & Exhaust Gask...

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