LexmotoFmr Posted September 7, 2020 Share Posted September 7, 2020 I was wondering which main jet i should be using for a 152qmi i have a :• Gy6 Performance Exhaust• Performance Air Filter• Peformance CDI + Ignition CoilJust need to know what size i should be using for performance and should i be changing the rollers or carb itself its all stock i just changed few bits Link to comment Share on other sites More sharing options...
Stu Posted September 7, 2020 Share Posted September 7, 2020 You have already posted here https://www.themotorbikeforum.co.uk/viewtopic.php?f=5&t=73502&p=1148982#p1148982 Link to comment Share on other sites More sharing options...
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