View Single Post
Old 07-10-2009, 10:37 AM
xlite xlite is offline
Motorized Bicycle Elite Member
Join Date: Jun 2009
Location: ny,ny
Posts: 736
Default Re: rear sprocket size?

Originally Posted by igore View Post
this is a harbor freight engine 3600 rpm, this 52 tooth sprocket I found at a garage sale. maybe a tooth change on the clutch sprocket
I can tell you the HF 80cc needs at least 80-90 tooth rear and disable governor to get reasonable top speed.
Reply With Quote