iv'e had a thread locked don't realy know why as i was told i could ask what main jet size the people who have already done this are running on there bikes,so hopefuly im ok to ask i have mc21r just done wiresplice and airbox modification everything else is standard, pipes,cans,oil pump, so wanted to know what main jets you guys who have already done this modification have in you bikes? hope this is ok.

I think you'll find this gets locked and all in the not so distant future!
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If I have to take the carbs off once more...