Description
- 【80cc 2-stroke bicycle motor kit】The engine kit contains all the parts and user manual.It is perfect to upgrade the regular bike to a motorized bike,you can enjoying riding at a faster speed, which can reach 38km/h as fast as a motorcycle or scooter.The user manual is contained in the package.If you need the installation video, please contact us by email.One Year Warranty Covers the Motor, to Provide Parts Free.
- 【Will it fit for your bike?】Fit for most type 26 and 28 inches bikes, such as mountain bikes, road bikes,cruisers, choppers.Just a regular mens bicycle with traditional "diamond" shape frame will work.The frame should have 9-11" of clearance between the bottom bracket and top bar, and the diameter of the frame tubes should be 25-29mm (around an 1").The diameter of the large sprocket center hole is about 1.41 inches. Please measure the rear axle size of your bicycle first.
- 【Be assured the mixing ratio for fuel and oil】16:1 for break period (first 300-500 miles) / 20:1 after (18:1 is much better in summer because of the hot weather);air cylinder might take some time to adjust to the load. Thus to avoid possible complications for the motor, please limit the riding time to a maximum of 1 hour for the first few rides.
- 【Mode of engine】Type of Sparking Plug:Z4C 14MM;single cylinder, air-cooling, 2-stroke;Ignition Mode:CDI;model of chain:415; chain length:110 links, 55 inches.Driving ratio:18: 01,fuel type:Gasline Premium;lubrication oil: Oil for 2-stroke petrol engine (or oil for 10W/40.10W/30);bore and stroke-47mm & 40mm, Max. power 3 horsepower/5000r/min, Super fuel-efficient, only consuming 2.5L fuel/100km.
- 【Installation tips】The rider needs basic hardware skills, tools,and around 2-3 hours for installation and fine tuning adjustments.Add some lubricant into the air cylinder before starting.If you don't have experience or the first time on installing the motor kit,before installing,please kindly read our instruction and search "80cc bicycle engine kit" on youtube,it will give a big help and troubleshoot a lot of issues during installation process.
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