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• Gull-wing door
  ...[[convertible]] version of the car virtually impossible since, for optimal efficiency, the hinges must be placed as close to the center of the car as possible. ...o combine the advantages of all the designs, though with considerably more mechanical complexity.
  7 KB (1,020 words) - 09:25, 7 October 2009
• Internal-combustion engine
  ...drogen is light and therefore has a higher specific energy, the volumetric efficiency is still roughly five times lower than petrol. This is why hydrogen must be ...]]. A "motor" (from Latin ''motor'', "mover") is any machine that produces mechanical [[Power (physics)|power]]. Traditionally, [[electric motor]]s are not refer
  20 KB (3,085 words) - 13:24, 8 October 2009
• Hybrid vehicles
  ...icle because the engine is smaller and may be run at speeds providing more efficiency. ...mixed national origin; generally, a [[Europe]]an car fitted with American mechanical components. This meaning has fallen out of use. In the [[import scene]], hy
  64 KB (9,873 words) - 22:35, 14 June 2009
• Bicycle brake systems
  ...by [[Shimano]] in the early 1990s) and these brakes also offer a higher [[mechanical advantage]]. Dual-pivot brakes have slightly higher weight than convention ...ined and do not require a separate cable stop. However due to their higher mechanical advantage, the brake pads must be positioned very close to the rim. Also se
  26 KB (4,406 words) - 08:46, 12 September 2009
• Compression ratio
  ...cal energy from a given mass of air-fuel mixture due to its higher thermal efficiency. High ratios place the available oxygen and fuel molecules into a reduced s ...ngine knocking]], also known as detonation and this can reduce an engine's efficiency or even physically damage it.
  16 KB (2,479 words) - 14:53, 25 September 2009
• Pagani Huayra
  ...ateral radiators are positioned in the front to guarantee the best cooling efficiency of the intercoolers placed over the cylinder heads. Dry sump lubrication en ...ste of excessive fuel being transported and heated in the fuel lines. This efficiency combined with a large 85 liter fuel tank ensure Huayra’s grand touring ab
  17 KB (2,787 words) - 18:29, 10 March 2011
• Ferrari 458 Italia
  ...els. The car’s exterior styling and features were designed for aerodynamic efficiency, producing a [[downforce]] of 140 kg at 124 mph. In particular, the f ...ve a new car. All other cars will be modified, replacing the adhesive with mechanical fasteners.
  7 KB (1,002 words) - 20:16, 7 February 2011
• Liquid fuels
  ...mbustible or energy-generating molecules that can be harnessed to create [[mechanical energy]], usually producing [[kinetic energy]]; they also must take the sha ...ion process for renewable butanol emits a foul odour. It also doesn't help efficiency that the Weizmann organism can only tolerate butanol levels of up to 7% or
  9 KB (1,392 words) - 09:42, 8 October 2009
• Sleeve valve
  ...parts that open the valve. Some claim the spring loads also cause simple mechanical losses (the cam has to push against the spring to open the valve), but the ...at very large port openings can be arranged that increase the [[volumetric efficiency]] of the cylinder and the [[combustion chamber]] formed with the sleeve at
  9 KB (1,597 words) - 08:25, 8 October 2009
• Motor oil
  ...ars away the contacting surfaces of those parts, which could lead to lower efficiency and wearing out of the motor. ...d up. The motor oil and especially the additives also undergo thermal and mechanical degradation. For these reasons, the oil and the oil filter need to be peri
  19 KB (3,054 words) - 08:52, 8 October 2009
• Manual transmission
  The earliest automotive transmissions were entirely mechanical unsynchronized gearing systems. They could be shifted, with multiple gear r ...hen shift into first and start up again. With continuing sophistication of mechanical development, however, fully synchromesh transmissions with three speeds, th
  40 KB (6,454 words) - 10:28, 15 July 2009
• Ship
  ...irement for fresh water, and the multiple expansion engine, which improved efficiency. As the means of transmitting the engine's power, the [[paddle wheel]] gave ...ding upon who you talk to) first deployed it. It soon offered even greater efficiency than the steam turbine but for many years had an inferior power-to-space ra
  19 KB (3,038 words) - 23:49, 7 August 2009
• Laverda
  .... The agricultural equipment brand is famous for quality, simplicity, and efficiency; while the motorcycles in their day gained notoriety for being robust and i ...ile stunning in many aspects, in particular the attention to component and mechanical detailing, it did not generate enough positive interest to merit further de
  15 KB (2,351 words) - 15:31, 30 November 2010
• History of the automobile
  ...features included a [[flywheel]], [[brake]], [[gear box]], and [[Bearing (mechanical)|bearing]], which are also the features of a modern automobile. His design By the 1930s most of the mechanical technology used in today's automobiles had been invented although some thin
  29 KB (4,330 words) - 12:07, 23 January 2009
• Carburetor
  .... The throttle is connected, usually through a [[bowden cable|cable]] or a mechanical linkage of rods and joints or rarely by [[Hillman Imp|pneumatic link]], to ...ended when the throttle is opened). This is remedied by the use of a small mechanical pump (often just a simple plunger which pushes down through a small tube fi
  27 KB (4,310 words) - 17:26, 17 May 2011
• Bicycle
  ...stays and forks. It sports a drop handlebar and thin tires and wheels for efficiency and aerodynamics.]] ...tish blacksmith [[Kirkpatrick MacMillan]] refined this in 1839 by adding a mechanical crank drive to the rear wheel, thus creating the first true "bicycle" in th
  53 KB (8,173 words) - 09:32, 25 September 2009
• Lamborghini Murcielago
  ...d at the 2007 [[Frankfurt Auto Show]]. Only 20 units were built. The car's mechanical underpinnings and engine are identical to those of the Murciélago LP640. A ...and shorter braking distances with reduced pedal effort. Therefore braking efficiency remains constant at both low and high temperature, with no fading, even aft
  18 KB (2,708 words) - 11:41, 3 October 2016
• Auto rickshaw
  ===Fuel efficiency and pollution=== ...tall a digital fare meter to avoid the kind of manipulation with the older mechanical Fare-Meters.
  17 KB (2,662 words) - 11:14, 7 July 2009
• Electric vehicle conversion
  *One or more electric motors and their mechanical attachment to the driveline Owing to its light weight and efficiency, a light vehicle can make an excellent choice- particularly if care is tak
  15 KB (2,335 words) - 09:11, 7 October 2009
• Suspension (vehicle)
  ...system of [[spring (device)|springs]], [[shock absorber]]s and [[Linkage (mechanical)|linkages]] that connects a [[vehicle]] to its [[wheel]]s. Suspension syst ...[[height adjustable suspension]] in order to improve aerodynamics and fuel efficiency.
  29 KB (4,645 words) - 10:46, 8 October 2009

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