hey guys having a little hesitation problem.i have a b18c in a ek hatch with the only mods being header back exhaust and a short ram and well when i am at partial throttle, letting the rpms rise from 1000-4???, i feel little hesitations. this also happins when im coasting to a stop at low rpms. the car has been idleing funny as well so i cleaned the idle air valve and still no help. i just wanna get my baby smooth again. what are your thoughts?

 

anyone?