MOTO D'EPOCA: Ducati 851
the 851 was a motorcycle produced by Ducati From 1987 and you can define the granddaddy of all sporting models Bologna home.
This was the first Ducati 4 valves history, In fact the engine derived from that of Pantah 750 who received new cylinder heads also feature liquid cooling.
the 851 was also the first model produced by Ducati after its acquisition by Cagiva occurred two years earlier.
E’ thanks to’engineer Massimo Bordi this bike is born, well just think that 14 years earlier he had presented his thesis based on the design of a multi-valve cylinder head with desmodromic.
The prototype, produced with the cooperation of Cosworth, had a capacity similar to that of the engine starting, then 750cc but was later increased the bore leading to the displacement 851cc.
The first version had wheels 16 inch tri-color and livery but after a year were adopted by high-performance circles 17 inches, new suspension and a new red color, as well as some inevitable improvement of the young thruster.
And is derived from this version that the bike is intended to World Superbike driven initially by Marco Lucchinelli and later by Giancarlo Falappa, Raymond Roche with the latter managed to win the first Ducati World Championship, In 1990.
As mentioned earlier, The engine was a L-Twin 4 time with liquid cooling (and no more air or air-oil), distribution Desmodromica, a displacement of 851cc and powered by two injectors electronically controlled.
The output was 105Cv 9000giri/minuto that led to the motorcycle at speeds of over 240km / h.
The change had 6 reports, the clutch was dry multi-and final chain drive.
The chassis consisted of a Trellis frame steel tube, a fork (Traditional versions on the first and upside down on the next) and a single shock Marzocchi. A dual 320mm front discs and 245mm single disc of Brembo restrained the bike.
the 851 It was produced until 1991, when it was replaced by 888 which maintained its filosovia substantially more basic but guaranteed benefits due to’increase in displacement.
With these bikes, the triumphant season of the twins had already begun in Bologna.
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