Seller notes

This is EVEYTHING you need to completely rebuild your CRF450R into a 511cc monster !!! Nothing else needs purchased, this is everything to complete you entire rebuild. There is direct bolt on equipment, no machining required, no other mods required. This is everything you need to put a motor together right in your own garage with no special tools or special machining equipment. This is all the parts you need to change your CRF450R to 511cc. These are all matched components from the same company ...

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