Bimota produced between 1978 and 1981, competition machines with Yamaha TZ 250 engines, equipping YB1 and YB2 and TZ 350 reserved for YB3. Among the Bimota YB3 built, ten were reserved for official Bimota drivers: Jon Ekerold, Randy Mamola, Eric Saul, Patrick Fernandez and Michel Rougerie. Patrick Fernandez will get the title of vice-world champion 350 in 1979. In 1980, Jon Ekerold become 350 world champion driver and will offer to Bimota manufacturer Title. Today it is a copy that belonged to the famous pilot Eric Saul. A letter from him dated November 2015 shows that it is
indeed the motorcycle he was driving at the 1980 World Championships. In his handlebars he was fighting, at the Italian Grand Prix, with Jon Ekerold who became world champion that year! The YB3 is the latest evolution of the Bimota GP. Its engine, based on Yamaha TZ 350, was reworked by engineer Giotta Bizzarini: 80 HP to 10 000 r / min, 6 transfers/cylinder and 38mm carburetors power jets. The chassis is signed by Massimo Tamburini, founder of Bimota. He had concentrated all its efforts on weight: the bike weighs only 98 kg and its frame only 6 kg. Every detail of this bike was designed
for racing, for maximum efficiency and absolute precision. All components are the must of the time: the double cradle frame is made with Columbus tubes molybdenum chrome pressurized, wheels are Campagnolo magnesium, Brembo brakes OR series, Marzocchi fork Grand Prix, the rear suspension type cantilever in aluminum fascia profile ultra-light, etc. The Bimota YB3, made less than 20 copies, is an ideal bike for the race and championship ICGP and make excellent results.
Dimanche 20 mars 2016 à 14 h30 / 26