Get rid of the Koffin' Keihin carburetor and use the S&S super "E" or put a Yost power tune kit in it to fatten up the off-idle and part throttle mixture, 40 mph cough sounds like you upshift too early ....drop it down a gear and see what it does Buy somthing 30 years newer.
around 30-40MPH
Its around 40mph I think.
40mph is about 64.3km/h
40mph = 64.3738kmph
They said it could go around 40mph... Even more!
A 70cc dirt bike will achieve a top speed of around 40mph
Some race horses which are the fastest horses in the world can reach speeds of around 40mph.
A 70cc dirt bike will achieve a top speed of around 40mph
Zebras can reach up to 40mph, but usually only run at around 24mph. Hope this helps :)
It will go 40mph if it's not broken 40mph is you answer by this cocky person who wrote this
Can get 40mph on motorway journeys I would say average is around 35/37
how long will it take me to drive 30 miles going 40mph