More than likely that new carb is the issue. Did you fine tune it or did you just install it and ride on?
What kind of carb was It? A factory OEM carb or a Chinese eBay special.
Try adjusting the pilot needle (Idle Air Screw) 1/8 turn at a time. See if it improves.
What kind of carb was It? A factory OEM carb or a Chinese eBay special.
Try adjusting the pilot needle (Idle Air Screw) 1/8 turn at a time. See if it improves.