Arturo Serri
Arturo Serri created this prototype desmosystem (our classification-code 7B) and 50 cc bike in 1953/1954.
It reached 125 km/h (13.000 Rpm).
Source: Carlo Perelli : "Romantico replicante" In: Motociclismo D'Epoca 11/2002.
[Classification = Group 7B]
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