Jets

[b_watts3]

If i have an hmf slip on, but end up gettin the header, will the jet have to change or will it affect anything?

[stc416rider]

you will need to change the jetting . it is letting more air through

[b_watts3]

do u kno what size i would need? with a hmf slip on, and a fmf powerbomb header

[stc416rider]

what are you running now???

[b_watts3]

152 main jet, no pilot....also i have hig compression piston, its bored to 416 and have k&n airfilter

[stc416rider]

not sue every bike is different jus buy like 5 jets and test them out