tuning

#1
Hey guys. getting a go kart with an arctic cat 2 cylinder 2 stroke 440cc motor.
Do you guys have any tips of where i should start to tune as in carb.
thanks
 
#2
What carb is on it? The early ones used Tillotson or Walbro diaphrams and the later ones used Mikuni floaters. Some used a Walbro float which in that case the first step is to throw it away.
 
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