Search results

• Desmodromic valve
  ...ming pulleys, also external to the main [[engine block]], and transmit the timing information to the valves. ...reason for Desmodromic (Colloquial - "Desmo") systems is to improve valve timing at higher engine revolutions. On very high performance valve spring engine
  3 KB (485 words) - 23:55, 15 November 2009
• Camshaft
  [[Image:FordtaunusV4front.jpg|thumb|right|250px|[[Poppet valve|Valve]] timing [[gear]]s on a [[Ford Taunus V4 engine]] — the small gear is on the [ ...ectly via a belt or chain called a ''[[timing belt]]'' or ''[[roller chain|timing chain]]''. In some designs the camshaft also drives the [[distributor]] and
  4 KB (658 words) - 19:44, 31 March 2009
• Gear ratio
  ...umference]]s of two [[pulley]]s connected with a drive [[belt (mechanical)|belt]]. ...lometers later, it synchronizes the two shafts exactly. A chain, called a timing chain, is used on other automobiles for this purpose. In a few automobiles
  6 KB (1,061 words) - 07:42, 9 August 2009
• Valvetrain
  ...r timing of valve actuation they are named timing chains, timing belts and timing gears, respectively.
  3 KB (501 words) - 00:38, 3 December 2009
• Overhead cam
  ...V system, these methods may include using a rubber/kevlar toothed [[timing belt]], [[Roller chain|chain]], or in less common cases, [[gears]]. Many OHC engines today employ [[Variable Valve Timing]] and [[multi-valve|multiple valves]] to improve efficiency and power. OHC
  6 KB (952 words) - 17:33, 7 August 2009
• Overhead camshaft
  ...g [[pushrod]]s. This arrangement is more complex, and relies on a [[timing belt]] or chain, but allows for greater valvetrain flexibility. Many OHC engines today employ [[Variable Valve Timing]] and [[multi-valve|multiple valves]] to improve efficiency and power. OHC
  5 KB (694 words) - 08:50, 8 October 2009
• Ohc
  Many OHC engines today employ [[Variable Valve Timing]] and [[multi-valve|multiple valves]] to improve efficiency and power. OHC ...the Fiat group is historically credited as the first car company to use a belt driven DOHC engine across their complete product line, comprised of coupes,
  4 KB (549 words) - 18:19, 17 July 2009
• Ducati 999R Xerox
  ...her 999 models is attributed to the top end changes where more extreme cam-timing is countered by oversized [[titanium]] valves with reduced diameter stems o ...lets, 12-hole racing injectors, magnesium head covers, carbon fibre timing belt covers with vents and a carbon fibre silencer heat shield.
  5 KB (742 words) - 18:22, 22 February 2009
• Poppet valve
  ...with the engine [[RPM]], also the valve lift varies. See [[variable valve timing]]. ...gears, a chain or in modern engines with a [[rubber]] [[belt (mechanical)|belt]].
  5 KB (840 words) - 08:50, 8 October 2009
• 1907 Isle of Man TT
  ...nley Webb riding a 5hp Triumph had to stop at St. Johns to adjust a timing-belt and retired on lap 3 with a problem with the engine exhaust-valve. At the c
  6 KB (833 words) - 15:25, 22 February 2009
• Ducati Hypermotard
  ...a red pin-stripe, Pirelli tyres, plus carbon fibre fork protectors, timing belt covers, front fender and tail/ exhaust side panels. These upgrades made for
  5 KB (762 words) - 00:04, 4 March 2009
• Pushrod
  ...t [[OHC]] engines drive the [[camshaft]] or [[camshaft]]s using a [[timing belt]], a [[Roller chain|chain]] or multiple [[Roller chain|chain]]s. These syst
  8 KB (1,302 words) - 08:11, 14 June 2009
• Fiat 124 Coupé
  ...nd things like sealed cooling systems, thermatic fans and a toothed timing belt for the motor. AC 124 coupes gained small changes each year e.g. - an open
  8 KB (1,197 words) - 16:32, 5 March 2009
• Hydropneumatic suspension
  This system uses a belt or camshaft driven pump from the engine to pressurise a special hydraulic f ...d gearbox/clutch assembly powered by high pressure hydraulic assistance. A belt driven 7-piston pump, similar in size to a power steering pump generates th
  16 KB (2,430 words) - 23:46, 7 August 2009
• VR6 engine
  ...n the Cayenne features modifications to the head as well as the intake and timing systems. ...ump housing is cast integral with the engine crankcase. In addition to the belt-driven water pump, VR6 engine will use an auxiliary electric pump to circul
  13 KB (2,025 words) - 21:40, 16 July 2008
• Cam in block
  ** In any belt-driven OHC engine there is a residual loss of power through the belts that ...of [[multi-valve|multiple intake and exhaust valves]] and [[variable valve timing]]. Most cam-in-block engines have two valves per cylinder, while many moder
  11 KB (1,698 words) - 08:59, 8 October 2009
• Motorcycle
  ...ver, belt drives are limited in the amount of power they can transmit. The belt is frequently toothed. A shaft drive is completely enclosed, the visual cue ...ricants and fuel with precisely-tuned spark plugs, air / fuel mixture, and timing. This is obvious, but often neglected.
  38 KB (6,073 words) - 20:26, 6 July 2009
• Ducati
  ...modern Ducati engines are derivatives of the Pantah, which uses a toothed belt to actuate the engine's valves. Taglioni used the prancing horse (identifie ...otated by a [[timing belt]] driven by the motor directly. The teeth on the belt keep the [[camshaft]] drive pulleys indexed. On older Ducati motors, prior
  27 KB (3,658 words) - 14:35, 26 November 2013
• Turbo
  ...ger, which is most often driven from the engine's crankshaft by means of a belt (otherwise, and in many aircraft engines, by a geartrain), whereas a ''turb ...he exhaust gas does not become overheated (lean mixtures or retarded spark timing on a gasoline engine) a turbocharger can be very reliable but care of the u
  20 KB (3,092 words) - 23:47, 7 August 2009
• Fiat 131
  ...) [[overhead camshaft]], driven by a single rubber/kevlar toothed [[timing belt]]. Fuel supply was via a single [[Weber carburetor|Weber]] ADF twin-[[Vent
  13 KB (1,741 words) - 22:15, 27 October 2009

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)