Motor parts

ducati desmosedici rr 2011

Ducati abandoned in the 20th century, the beginning of 70s Grand Prix scene. Over the years, 500 class is basically a two-stroke motorcycles, engineering technology, is far from the road four-stroke machines sold by the Ducati deleted. Technical rule changes in 2002, and give priority to turn the road four-stroke machine 500 to enter the World Championship motorcycle racing. Ducati convinced of this, in order to track motorcycles in the new long-awaited return.
Ducati Desmosedici in the Museums



new ducati desmosedici rr 2011

Based on the history of the classic Ducati L-twin engine, with desmodromic valve technology. Initially, the establishment of a Ducati motorcycle to consider the possibility of super twins, taking into account the provisions of the motorcycle, so-cylinder machines a considerable weight reduction advantages over four, five, six-cylinder bike. However, the analysis showed that the twin engine would not have been able to produce the required amount of power, more than 230 horsepower (170 kW), without excessive increase in the number of speed. A twin will have to turn more than 17,000 turn, but it requires a very short trip and a very large-caliber production may be the result of burning issues.


best ducati desmosedici rr 2011

The engine of the Desmosedici basis for the design, it is the classic Ducati L-twins, the two next to each other, so that while the two cylinders touch (also called double-pulse) of a Double L twins. With four valves per cylinder, valves, the total number is sixteen - Desmosedici means to reduce the sixteen in the Italian distribution valve desmodromic . Began designing in 2001, bicycles debuted in 2002, the Italian Grand Prix at Mugello, in the World Championship the following season of use. Vittoriano Guareschi, Ducati Corse test driver, then the test from the early development process for each phase of a Desmosedici track debut, the projects development. In 2007, Ducatis Stoner pilot, riding Desmosedici, Ducatis first MotoGP been world champion title.

 

After the introduction of the BMW S1000RR praised the press, the peak due to the wheel in stock trim. With 175 horsepower rear-wheel drive from the liquid-cooled, dual overhead cam 16-valve inline four-cylinder engine, BMW S1000RR was significantly more effective than its Japanese counterparts. 999cc engine is more than square bore and stroke of 80 x 49.7 mm. This is the biggest hole liter engine motorcycle sports market.

 

It sold for $ 13,800 was not much more expensive than Japanese competitors. Other $ 1,500 offered for BMW electronics package including ABS, selectable engine mapping (Rai, Sports, Race, Slick) and traction control. In addition, the wheel speed sensors, BMW S1000RR also included angle sensors and position sensors of the throttle to its sophisticated traction control system for the production of the bike. S1000RR BMW ABS system features front-wheel drive-only mode, where the driver can lock the rear wheel to launch a rear wheel slide.

 

According to the BMW S1000RR is fairing design is not only asymmetrical, but also for the high beam and low beam headlights are different in size and weight, and emphasizes the performance of each person in the fairing BMW built accordingly.

 

BMW S 1000 RR has dual front Brembo four-piston radial calipers 320mm rotors depth, and the Brembo single-piston rear caliper grabs a plate of 220 mm. The instrument cluster is composed of an analogue tachometer and digital speedometer. There is also a built-in timer to turn which is driven by the switch light beam at the top left of the handlebar. Lap also detects the brake pressure and throttle openings.

 

To help market the new BMW S 1000 RR and present acceleration of the motorcycle, BMW has created a video where a body of a dining table with 20 seats has been linked to S1000RR. BMW S1000RR launched from a standing start, deceiving the water table without disturbing the envelopes. The video has gone viral with more than 3 million page views, but its authenticity was later killed by the television show MythBusters.

 

 BMW S 1000 RR