2012 tao tao 150 cc stock roller weights ? and performance upgrades ?

[KennyHittz150cc]

I have a 2012 tao tao 150 cc evo I wanted to know what size roller weights come stock in it .. im thinking about going with 12g or 13g with a performance cdi and air filter for the carbarator .. please leave suggestions on rollers and upgrades ... I plan to order this week and its giving me a headache ! Lol 150 gy6 team ps im 240 pounds (fat) just to add if helps any ... I like for it to go 80mph with good take off ..