that all depends on the weight of the application it is powering.
420 cc how fast
Approx. 45mph is the topm speed of this machine.
105-110
a 110 cc dirt bike goes around 40 or 50 up to 60 or 65 mph
The top speed of this machine will be approx. 80km/h. motorcyclesdir.com/
How fast does a Coleman 100 cc 2 stroke mini bike go
about 10 mph 50cc is cheap and slow get 110 cc or height then take it to a shop and tune it up
110
It can go up to 45mp.with that engine do not fool it. {[it will go to fast]}.
As fast as it can or as fast as u want it to go
The amount of cc will influence the accelaration and the gears will influence the speed you can reach. You could go very fast with a 125 cc bike, but it will normally take you longer to reach that speed than with a 1100 cc motorcycle. dmx
125