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carburator

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i just got a fmf 4.1 slip-on 4 my 06 250 and was wondering what u all would recomend running 4 jets it has all the stock jets and a stock motor any ideas??

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i just got a fmf 4.1 slip-on 4 my 06 250 and was wondering what u all would recomend running 4 jets it has all the stock jets and a stock motor any ideas??

I have a FMF Factory 4.1 w/ MegaBomb header an I'm running a 168 main. You just have to kinda mess with your jetting, and check your plug.

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thanks chevy but if the pipes r less restrictive they r already going to run lean so y would i want to lean it out more? just wondering

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