what carb do i need for a 400ex

[MEOFF]

i'm looking to upgrade my carb on my 400ex whats the difference between the honda 450 carbs and which one is better to use it does have some minnor mods done to it:confused:

[CJM]

04-05 trx 450r carb is best:

http://www.exriders.com/vbb/showthread.php?s=&threadid=314423&perpage=13&highlight=carb&pagenumber=1

[Baileygunns]

I might have a 450r carb with adapter if you're interested... PM me.