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Outside of the frame, the Quick 50 varied vastly from the other bikes produced by NSU. The engine differed in stroke (50 cc, two stroke), displacement (50 ccm), and compression ratio (0.0536 HP/kg), and delivered power through a four-speed transmission which reached velocities of up to 45 miles per hour. [2] The Quick 50 engine did not have pedals.
The transmission is 3-speed constant mesh, with a 3-up shift pattern, it uses a wet multi-plate centrifugal clutch, with the following gear ratios: 1st 3.272, 2nd 1.823, and 3rd 1.190. It has a primary reduction ratio of: 4.058, and a secondary reduction ratio of 2.6 via the chain drive (15 tooth front sprocket and 39 tooth rear sprocket).
A motorized bicycle is a bicycle with an motor or engine and transmission used either to power the vehicle unassisted, or to assist with pedalling. Since it sometimes retains both pedals and a discrete connected drive for rider-powered propulsion, the motorized bicycle is in technical terms a true bicycle, albeit a power-assisted one.
The company manufactured centrifugal radiators, carburetors, and micrometers, before branching into assist motors and bicycles. The moped originally created during World War II and mass-produced between 1946 and 1988 came in various iterations, whilst keeping the same concept of a motor with roller resting on the front wheel of a bicycle.
In 1948, Whizzer sold its first pre-assembled motorized bicycle, the "Pacemaker", for US$199.50 (equivalent to $2,500 in 2023). [ 1 ] The "Sportsman" – featuring 138cc, 3 hp engine, 20" wheels, kick starter and drum brakes – was released in 1949 for US$224.50 (equivalent to $2,900 in 2023), and US$239.50 (equivalent to $3,100 in 2023) for ...
In November 2017 the “2018 Model Year” introduces the new Piaggio 50 I-Get air-cooled, three-valve, four-stroke, engine Euro 4 approved. The new range is composed by the "basic" Zip and sporty Zip S versions which differ in the bodywork colours [ 7 ] In 2021 the I-Get engine has been re-homologated to Euro 5.