ok so...... today i went down to the brick work markets and bought all the bits and pieces i ended up blowing 90 bucks still got about another 50 to spend till i got everything though heres a list of the bits i bought
1.pocket bike engine $80.
2.chain the guy was nice i told him how much chain i wanted and i wasnt sure how much exactly i needed so he gave me like a metre and a half for $10.
3.fuel line and inline filter 2 bucks for all that again what a great guy.
4.sprocket i think it was a 60 or a 70 tooth not sure $2.
i am definately going back there anytime i need parts he is so courtious very patient and really cheap i got to go back there tommorrow to get a muffler and a throttle and maybe a few mor sprockets so in the end this build should of only cost me 140 bucks and is as fast as a zbox kit or whatever u want it will be on my 20 inch old skool bmx i have a think its a 3 litre pitbike tank on it off my old 110 which i kept the accelarator tank and sprockets and chain off of then sold the rest to victor vance for 40 bucks have fun victor ole buddy will post pics as my build progresses i have already got the sprocket bolted to the 48spoke wheel it fits so nicelyi just have to weld a plate to the frame and makeachin roller hook the throttle up make a tank mount and im done will be finished by next weekend maybe thrursday ill throw some paint on im thinking for the paint ill paint it all lime green with chrome bars and such and voctors friend might polish the motor for me to a near mirror finish just the alloy bits rather cheaply if all goes well which i hope it does please post feedback im interested in if any one else did it