Jesse Wade

I nedd help i have a 97 shadow vlx vt600c runs good starts good idel kinda off not a professional well iv used sea foam and its still sputters in 1st 2nd and now 3rd under a low throttle/low speed if u gas it it acts like its cuts out then catches back hard but if i apply little to almost no throttle it dosent do it till the end of the gear only in first i have no clue it has a hypercharger intake and i believe it has something to so with it or the air fule mix screws

350zeg

if you upgraded your intake, you'll need to change your jets. Check out TJs Brutal Customs. He should have the jet kit you need.

Caoboy

Yeah definitely need to rejet. If you're planning on upgrading your exhaust you might as well do it now so you only have to tune the bike once.