1. 

   grgladwin New Member

   Messages:

   38

   im looking to get a 70cc polini bore kit for my typh 50, everything is standard, what would be the best carb to use, shud i just keep the normal typh50cc carb and upjet or put a aprilia sr 125 phvb delleroto 20.5mm ? and if i kept to the typh carb would a 82 jet be enough

    

   grgladwin, Mar 5, 2011

   #1
2. 

   tErr0 Administrator Staff Member

   Messages:

   5,816

   You will get a bit more power using the 20.5mm carb over the stock carb.
   
   As for the jetting question use the search and read the guides.
   
   http://www.scootershack.co.uk/newbie-scooter-tuning/scooter-carburetor-jetting-guide-t2747.html
   
   http://www.scootershack.co.uk/carbguide.html

    

   tErr0, Mar 7, 2011

   #2

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