The fastest 250cc single of the world

16 Фев 2015 | Author: | Комментарии к записи The fastest 250cc single of the world отключены
Benelli 500 LS

Meanwhile the Morini staff had at the beginning of the Italian RR championship to also support Bergamonti, him with a 250cc DOHC racer. Villa was groggy an incident during the Rimini and Bergamonti had started a special to the Morini; in fact: thanks to a kit, developed by him (in his own workshop), private racers could their racing career on the Settebello overbored to 250cc.

debut was dazzling; during his race for the tricolore (Italian RR at the Vallelunga (Rome) racetrack, he was when the battery fails, him running the last meters a … engine, allowing to take the win on the finish line. arrives at the second race; being faced by the two Benelli 4s of and Pasolini, Bergamonti takes the win ahead of Walter Villa on his and both Benelli’s suffering mechanical failures.

Thanks to this score the gap Bergamonti on Moto Morini and his that Bergamonti has no problem the championship.

The last year

In the of the competition of the many multi-cylinders during the 1968 season, the 250cc DOHC receives an technical upgrade, necessary to it at a competitive stage. The last of the Morini 250cc are at the Mototemporada (downtown races held in the region), the series of races on the down-town racetracks of Rimini and and also at the Imola raceway.

The first race at Modena had to be due to adverse weather conditions, classified second at Rimini, after Renzo Pasolini on his 4 cilinder. At Cesenatico Bergamonti was after Ralph Brians 6), Pasolini (Benelli 4) and Phil on the Yamaha 2 … 4 cylinder. Is still space for a single?

For the out come we have to wait the race at Imola where on his Morini is third, battling Brians, Pasolini, Grassetti and the Read-Ivy on their Yamaha’s. an important result, confirming how the can still be named the best single. On the contrary those 3 show that all ambitions for a are passed. And any additional work on the can’t help competing the multi-cylinders taking the lead.

Not only the 4 strokes but now also 2 as well. At this stage, the factory quits it’s activities.

The first DOHC two years of racing success, explain how the Morini 250cc to these results. The DOHC had already been selected in for the factory racer, the same as the 175 DOHC Rebello made first appearance. It was then a step from the 175cc to a capacity. In 1957 the first DOHC with a capacity of cm3, having a bore of 69 mm and a of 66 mm, was entered in to competition.

The distribution is driven by a chain as for the The cylinder head and the valve were made from alloy. On the right side of the head there is the gear, by the chain, that joins (to 2 intermediate gears) the 2 outer are connected to the camshafts. These the valves through pushrods, into position by 2 external

The 29 HP (@ 10’000 rpm, compression of 9.5. 1) the fuel is supplied to

Benelli 500 LS
Benelli 500 LS
Benelli 500 LS


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