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Yamaha Zuma Minarelli Air and Fuel CVT Complete Kit with Dr Pulley 19mm carb Kit
Complete to finish upgrade that is done with 70cc kit and Exhaust this kit will finish it off for you. This would be for an iron kit with 70cc exhaust (ZXR as example)
Adding more air and fuel plus using the new found power in your tuned CVT will get you were you are going with top end speed plus bottom end torque.
DR Pulley Variator with ramp Plate Drive Plate ID Backing Plate plus 5gram Sliders
1500RPM Torque Spring
112mm NCY Clutch Bell
48 Lower States Only