stage6 sport pro mkII aerox mainjet

[Jonas87]

Which mainjet should be good for the stage6 sport pro mkII?
Yamaha aerox 2004.
completely standard filterbox
Dellorto17.5
yasuni c16.

With the malossi sport 70cc and yasuni R. Mainjet 78 was perfect

 

[TuningMatters]

Hi,
you have to go about ten percent bigger. I'd say 83-85!

Best,
Daniel