Originally Posted by IreBo
as for the cnsv2 one is a idle screw and the other is air fuel mix, i had one that was not running well at all and i took it completely apart and found all kinds of metal shavings in the jets. try cleaning it thoroughly. i ended up putting the original nt on it
the left screw is for air fuel in for more air
on the right is the idle, in for more speed
i will dismantel it to see if the jet is screwed in or if its clogged with shavings
my nt is on my other bike and ive taken that thing apart a few dozen times, is the red cover carb as simple to take apart?