gasoline engine used for bicycle.with small volume .and weight is light.smooth line, start with hands and then automatic.

bicycle  gasoline engine

use oil + gasoline

can be start with hands

and feet,and also between them

scale of f50,f70,f80

gross weight:

f50:10kg

f70:10.6kg

f80:11.6kg

small volume

smooth line

nature beatiful

with EPA exhaust

gasoline engine