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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 Ducati Cucciolo was a 4-stroke clip-on engine for motorized bicycles conceived during and shortly after World War II by a Turin lawyer, Aldo Farinelli, [1] and developed with a self-taught engineer, Aldo Leoni.
The ZB50 is a street legal motorcycle, powered by a 4-stroke 49 cc overhead cam engine. Unlike the Z50R, the ZB50 engine features a roller bearing camshaft, an automatic cam chain tensioner, and a NGK CR6HS spark plug. [1] The electrical system is 12 volt and the ignition is a solid state electronic CDI. [1]
The Tigress was made from 1959 to 1964 and was sold with a 175 cc 2-stroke single engine or a 250 cc 4-stroke twin; [52] both versions used a foot-operated four-speed gearbox. [citation needed] The 250 twin had a top speed of 70 mph (110 km/h). [52] The BSA Sunbeam was a badge engineered version of the Tigress.
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.
This page was last edited on 8 December 2023, at 19:36 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.