Sprocket size best fit 20'' rim?

GoFastBicycles

New Member
Will be installing 80cc on schwinn stingray is the 44t sprocket ok or will I need to down size? Building for my 13 year old top speed of 20mph would be best . Adam..we.
 
Will be installing 80cc on schwinn stingray is the 44t sprocket ok or will I need to down size? Building for my 13 year old top speed of 20mph would be best . Adam..we.

I built on a standard 20" not wide rim once and used the 44. I think that shoes built the stingray and used the 44.. Mine would do maybe a mile an hour over 20 maybe a mile less but it was right around there.
 
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