Features

• 80cc bicycle engine kit with speedometer.This bike engine kit fits most mens' 24" and larger bicycles which includes mountain,cruiser,chopper and road bikes with a V-frame, at least a 8.5" height clearance for the engine. Large bikes (larger frames/down tubes) may require the universal mount. Notes: Be assured the mixing ratio for gas and oil:16:1 for break period (first 300 miles)/20:1 after to avoid motor lock up or piston seized. Please read attached instruction manual before installation.
• 80cc bike motor kit, Mode of engine: single cylinder, air-cooling, 2-stroke; model of chain:415; chain length:110 links, 55 inches. Driving ratio:18: 01;lubrication oil: motorcycle synthetic 2 stroke oil. Notes: Fuel Type:Gas 93# and please use premium quality oils to prolong engine life. And add some lubricant into the air cylinder before starting.
• Maximum Power: 2.2kW/600r/min; Rated Power: 1.5Kw/5000r/min; Horse power: 2.75 HP. Ignition type: CDI. Engine Type: Single cylinder, air-cooling, 2-stroke; Chain Model: 415 heavy duty chain; Chain Length: 110 links. Larger frame size requires drilling into bike frame and use of the universal face plate.Notes:If new carb leaking oil, take apart the bowl, bent down the claw a little down, leaking issues will be solved. And if no spark plug no spark, just remove the cap.
• The engine 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. Notes: After riding breaking time, the motor need to do maintenance, please check the maintenance routine in Page 15 of Instruction Manual.
• For screw and bolts easily broken,we have upgraded premium quality hex socket screw and bolts to improve the performance.Notes:The rider needs basic hardware skills, tools and 2-3 hours for installation and fine tuning adjustments.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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