Re: help with grubee skyhawk gt5
The instructions suck....so DON'T use 16 or 20:1, go to 40:1. That will fatten up the fuel to air ratio. If you turn the idle screw all the way in, it should move the slide up a bit before the screw bottoms out, are you saying it doesn't move the slide?
Last edited by Bikeguy Joe; 03-23-2012 at 06:44 AM.