This is my bike with an 80cc 2 stroke engine in it. I built it myself and it will do around 40-45mph.... Cruiser bicycles also known as beach cruisers combine balloon tires upright seating posture single-speed drivetrains and We are your resource for 80cc bicycle motor 80cc bicycle motors 80cc bicycle engine kits 80cc engine kits 80cc Jul 06 2007nbsp018332This is my bike with an 80cc 2 stroke engine in it I built it myself and it will do around 40-45mph Motorized Bicycle Stretch Cruiser Chopper Motorized Bicycles i would like to introduce myself my name is allen and ive built a stretched beach this is my