Ducati has unveiled a new cc Testastretta engine ahead of the EICMA Motorcycle Show in Milan, Italy. New Ducati Testastretta DVT V-twin engine revealed and detailed, features first ever variable valve timing (VVT) equipped in a bike engine. Ducati variable timing improves engines. Posted on 16th October, by Mark Hinchliffe. Ducati Testastretta engine.
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The full Ducati press release is reprinted below for your edification. View the discussion thread.
The DVT system consists of an external housing, rigidly connected to the cam belt pulley, and an internal mechanism which is connected to enyine camshaft and can independently rotate inside the housing. Multistrada means all the Ducati technology, performance and testastretga, to live great adventures and travels at any distance on any road. Fabio Taglioni designed back in the mids. The rear one see detail is connected to the rear subframe, supporting the seat and using an 18mm bolt.
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With axial admission, the oil flow does not need to overcome the centrifugal force found in a radial admission layout. Honda CB puts us in a spin. The Testastretta DVT produces a claimed horsepower at rpm and lb-ft of maximum torque at rpm. But those angular contact ball bearings are too expensive.
Each plug is managed independently to optimize efficiency testasttretta all conditions. Bipantah Desmoquattro Superquadro Singles V-twins. It was retained because the other Ducati model powered by thethe Hypermotard, still uses the original trellis frame that is bolted to the bosses located on the crankcase, plus the front one and a rear upper one.
You can also subscribe without commenting. The new Panigale Corse is the highest sporting expression of the famous twin cylinder. Dauntless, irreverent, unheard of, the XDiavel breaches the world of cruisers with Ducati values. A year of passion, innovation and continued growth. Learn how your comment data is processed. Xucati Ducati features a The secondary air enters the combustion chamber through the port of the left inlet valve.
The main-end plain bearings do not feature the usual groove and admission hole because Taglioni has always favored axial admission lubrication circuits, which require less pressure. The larger main journals generate a much more rigid crankshaft because now they overlap the crank journal by a substantial 8. Testasrtetta was also the introduction of liquid cooling and computerised fuel injection to the V-twin range.
Ducati Desmoquattro engine – Wikipedia
Views Read Edit View history. Only the front one is used to mate the engine to the trellis frame, with a 12mm bolt.
Ducati Announces Testastretta DVT Engine – Motorcycle USA
duccati Languages Italiano Edit links. This is the new oil pump. From Wikipedia, the free encyclopedia. This engine can be used in a wide variety of conditions and locations, while always delivering top performance and exceptional user-friendliness, safety and sheer excitement.
They had superb radial loads and axial thrust capacity, and thanks to their lightweight synthetic material cages they could stand extremely high rpm. In testastrehta, the company introduced the Ducati model designed by Massimo Tamburini, with striking new bodywork that had aggressive lines, under-seat exhausts, and a single-sided swingarm.
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If you want to know more or refuse the use of some or all cookies click here. The new retains the basic character and layout of the original members of the family, but looks neater, refined and more rational in the design of ancillaries such as the belt covers, which feature a net-protected air intake to keep the operating temps of the belt under control. Fitted with a new, more powerful engine with slipper clutch, ready to unbridle a racing attitude.
Despite this increased power and torque this new DVT engine sees an average of eight percent reduction in fuel consumption. The new Testastretta head’s included valve angle was reduced from 40 degrees to ducafi degrees which was more in line with current F1 four-valve theory.
It had larger displacement, larger valves, narrower included valve angle, better breathing through envine throttle bodies and butterfly valveslighter weight including magnesium valve coversand higher output than its predecessors.
With the relatively short stroke of the Pantah engine, even the relatively small 35mm diameter of the main journals would create an adequate overlap with the 44mm crank journals for a nearly flex-free crankshaft.