04 earnhart, mikuni bsr, hmf ballance full system, ran a 52.5 stock airbox new cfm performance airbox 52.5 runs ok with new box lid on wont really rev with lid off i want to go to a 160 anybody try this combo?

 

hey, look for jet info to i have a stock motor predator tld with a prociruit slip-on with k&n oem style filter will not idle and i was looking for some jet info so i could get it to ilde i was thinkin 160's to but idk whats to do.

 

you need tho change the pilot jet to got a good idle not the main did u try turning your fuel screw

 

See Germankids post.......

 

With your mods 160 is still too small. I would jump to a 175 and go from there.