Rear axle is 25.4mm diameter with 25mm bearing holders. Foot pegs are made from 16mm diameter deformed bar. Gearing is 7:1 via a 12 tooth to a 85 tooth rear sprocket, approximately giving speed of 35 km/HR. Engine is a brand new Honda GX 200 6.5 HP. Seat shape was designed by myself and made by a professional upholsterer. Frame is made from 20 NB heavy wall pipe, cut down to 22mm OD tube for the throttle grips. I would not let any child ride this min-bike due to its violent acceleration and limited safety features.Īll parts were sourced within Australia except for the band-brake which I purchased from the USA. I have rated this project as a reasonable success due to my limited knowledge of motorcycles and with this being my first attempt at building such a vehicle.Īt first I was going to build one from a pre-fabricated kit but decided that the kit’s delivery cost was too high, so came up with the design from researching old fashioned mini-bikes.Įstimation of the size of frame to construct was not easy, but it seems to have turned out to be more suited to an adult than a child. I built this DIY Mini-Bike to prove to my work colleges that I have skills other than just fabrication and welding.
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