first my name is harold ,.i bought my first 2 bikes rather motorized bikes ,allready put together i thought i would use them to hunt on save my truck thats where i got hooked, on them ive had 4 since then so i bought a kit and bicycle and put the kit on myself a 2 stoker im in the process of getting a nother motor , all ways need a spare one is a 2 stroke and the other is a 4 sroke got about 1250 miles on the 4 stroke, really enjoy the motorized bicycle and see im not the only one ,so maybee i can contribute something or get something from someone else , take care and have a safe one