You can still pedal bike like normal with clutch lever held in or locked in with button. To start a 2 Stroke Bicycle Motor just hold in the clutch and pedal to get some speed then release the clutch to "Bump Start" the motor and off you go. To come to a stop once engine is running you can hold in clutch and engine will idle. Push Kill Switch on throttle to kill motor, clutch must be held in when bike is in motion or motor will keep running.
Engine kit will add about 24 lbs to your bike. Fits most standard V frame Men's 24" and bigger, we suggest 26". Engine kit is about 8.5" height 7" length 5" width. Kit fits on standard 25mm - 29mm frame tube.