ok started her today for the 1 st time in 2-3 weeks.she would only run on choke until under a load . then 5 min later started running ok again , so rode it around all day ran good went to take it out tonight ran good for the 1st 1/2 or more. went to line up to race my friend on the way there to make sure it wouldnt run out of gas i put it on reserve with in 30 sec it stallled now it doing the same thing. itwill only run on choke, revs good just cant put it under a load put it back to main gas instead of reserve still doin the same. 165 main 48 pilot needle 3 clip had it on 4 and 5 no diffrence . 4 mil long rod, boss intake ,shearer inframes, 33 pwks (2),aggresive port, head milled 20 thousandths, 175 psi each , i think 396 or 398 cc