Rotary?s Integral Design 2-stroke Petrol Power Unit is more than just motor for a bicycle, rather, it is a complete package that condenses all elements that make up a reliable & light weight petrol propulsion unit to power assist your bicycle.
This is achieved by taking an already proven design and making improvements using modern technique's in small engine manufacture.
It is important to note the power output of the motor is just under 200watts, as required to meet Federal & State government requirements to meet the vehicle classification of ?Power Assisted Bicycle?.
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