100 relations: Alfred Angas Scott, Auto rickshaw, Auto Union, Automatic lubrication, Automobilwerk Eisenach, Bourke engine, Cagiva, Chainsaw, Check valve, Clean Air Act (United States), Connecting rod, Crankcase, Crankshaft, Crosshead, Cylinder (engine), Cylinder head, Dead centre (engineering), Detroit Diesel, Diesel engine, Diesel generator, Diesel locomotive, DKW, Dugald Clerk, Eastern Bloc, Electro-Motive Diesel, Exhaust pulse pressure charging, Expansion chamber, Forced induction, Four-stroke engine, Freewheel, Gasoline, Golf cart, Gray Marine 6-71 Diesel Engine, Honda, Hot-bulb engine, HQM Sachsenring GmbH, Ignition magneto, Internal combustion engine, Joseph Day (inventor), Junkers Jumo 205, Kadenacy effect, Kart racing, Kawasaki Heavy Industries Motorcycle & Engine, Lawn mower, Locomotive, Lotus Cars, Lotus Exige, Marine propulsion, Marine steam engine, Messerschmitt KR200, ..., Microcar, Model aircraft, Moped, Motorcycle, Napier Deltic, NATO, Opposed-piston engine, Outboard motor, Piston, Pistonless rotary engine, Poppet valve, Power-to-weight ratio, Powertrain, Pusher configuration, Rolls-Royce Crecy, Roots-type supercharger, Rotary valve, Rotax, Saab Automobile, Scavenging (automotive), Schnuerle porting, Scooter (motorcycle), Six-stroke engine, Snowmobile, Spark-ignition engine, Split-single, String trimmer, Sump, Suzuki, The New York Times, Thermal efficiency, Thrust bearing, Total-loss oiling system, Trabant, Two- and four-stroke engines, Two-stroke diesel engine, Two-stroke engine, Two-stroke oil, Two-stroke power valve system, Types of motorcycles, Ultralight aviation, Underbone, Vespa, Wankel engine, Wartburg (marque), Wärtsilä, Wärtsilä-Sulzer RTA96-C, World War II, Yamaha Corporation, Yamaha Motor Company. Expand index (50 more) » « Shrink index
Alfred Angas Scott (1875-1923) was a British motorcycle designer, inventor and founder of the Scott Motorcycle Company.
An auto rickshaw is a motorized development of the traditional pulled rickshaw or cycle rickshaw.
Auto Union AG, Chemnitz, was an amalgamation of four German automobile manufacturers, founded in 1932 and established in 1936 in Chemnitz, Saxony, during the Great Depression.
Automatic lubrication (also called autolube or auto-lube) refers to a lubrication system on a two-stroke engine, in which the oil is automatically mixed with fuel and manual oil-fuel pre-mixing is not necessary.
The Automobilwerk Eisenach (AWE) was an automobile manufacturer in Eisenach, Germany.
The Bourke engine was an attempt to improve the two-stroke engine by Russell Bourke in the 1920s.
Cagiva was an Italian motorcycle manufacturer.
A chainsaw is a portable, mechanical saw which cuts with a set of teeth attached to a rotating chain that runs along a guide bar.
A check valve, clack valve, non-return valve, reflux valve, retention valve or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction.
The Clean Air Act (42 U.S.C.) is a United States federal law designed to control air pollution on a national level.
A connecting rod is a shaft which connects a piston to a crank or crankshaft in a reciprocating engine.
A crankcase is the housing for the crankshaft in a reciprocating internal combustion engine.
A crankshaft—related to crank—is a mechanical part able to perform a conversion between reciprocating motion and rotational motion.
A crosshead is a mechanism used in long reciprocating engines and reciprocating compressors to eliminate sideways pressure on the piston.
A cylinder is the central working part of a reciprocating engine or pump, the space in which a piston travels.
In an internal combustion engine, the cylinder head (often informally abbreviated to just head) sits above the cylinders on top of the cylinder block.
In a reciprocating engine, the dead centre is the position of a piston in which it is farthest from, or nearest to, the crankshaft.
Detroit Diesel Corporation (DDC) is an American diesel engine manufacturer headquartered in Detroit, Michigan, United States and a subsidiary of Daimler Trucks North America, itself a wholly owned subsidiary of the German Daimler AG.
The diesel engine (also known as a compression-ignition or CI engine), named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel which is injected into the combustion chamber is caused by the elevated temperature of the air in the cylinder due to mechanical compression (adiabatic compression).
A diesel generator is the combination of a diesel engine with an electric generator (often an alternator) to generate electrical energy.
A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine.
DKW (Dampf-Kraft-Wagen, steam-powered car) is a German car and motorcycle marque.
Sir Dugald Clerk (sometimes written as Dugald Clark) KBE, LLD FRS (1854, Glasgow – 1932, Ewhurst, Surrey) was a Scottish engineer who designed the world's first successful two-stroke engine in 1878 and patented it in England in 1881.
The Eastern Bloc was the group of socialist states of Central and Eastern Europe, generally the Soviet Union and the countries of the Warsaw Pact.
Electro-Motive Diesel (EMD) is an American manufacturer of diesel-electric locomotives, locomotive products and diesel engines for the rail industry.
Exhaust pulse pressure charging (EPPC) is a system for supercharging two-stroke diesel engines of the loop-scavenge type.
On a two-stroke engine, an expansion chamber or tuned pipe is a tuned exhaust system used to enhance its power output by improving its volumetric efficiency.
Forced induction is the process of delivering compressed air to the intake of an internal combustion engine.
A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft.
Freewheel mechanism In mechanical or automotive engineering, a freewheel or overrunning clutch is a device in a transmission that disengages the driveshaft from the driven shaft when the driven shaft rotates faster than the driveshaft.
Gasoline (American English), or petrol (British English), is a transparent, petroleum-derived liquid that is used primarily as a fuel in spark-ignited internal combustion engines.
A golf cart (called golf car in ANSI standard Z130.1, since "carts" are not self-propelled) is a small vehicle designed originally to carry two golfers and their golf clubs around a golf course or on desert trails with less effort than walking.
The 6-71 Gray Marine Diesel Engine is a marine diesel engine, a marinized version of the General Motors Detroit Diesel 6-71 engine produced by the Gray Marine Motor Company.
is a Japanese public multinational conglomerate corporation primarily known as a manufacturer of automobiles, aircraft, motorcycles, and power equipment.
The hot-bulb engine is a type of internal combustion engine in which fuel ignites by coming in contact with a red-hot metal surface inside a bulb, followed by the introduction of air (oxygen) compressed into the hot-bulb chamber by the rising piston.
HQM Sachsenring GmbH is a Zwickau-based company that supplies chassis and body parts to the automotive industry.
An ignition magneto, or high tension magneto, is a magneto that provides current for the ignition system of a spark-ignition engine, such as a petrol engine.
An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.
Joseph Day (1855 in London – 1946) is a little-known English engineer who developed the extremely widely used crankcase-compression two-stroke petrol engine, as used for small engines from lawnmowers to mopeds and small motorcycles.
The Junkers Jumo 205 aircraft engine was the most famous of a series of aircraft Diesel engines that were the first, and for more than half a century the only successful aviation Diesel powerplants.
The Kadenacy effect is an effect of pressure-waves in gases.
Kart racing or karting is a variant of open-wheel motorsport with small, open, four-wheeled vehicles called karts, go-karts, or gearbox/shifter karts depending on the design.
Kawasaki Heavy Industries Motorcycle & Engine Company (川崎重工業モーターサイクル&エンジンカンパニー) is a division of Kawasaki Heavy Industries that produces motorcycles, ATVs, utility vehicles, jet ski personal watercraft, and general-purpose gasoline engines.
A lawn mower (mower) is a machine utilizing one or more revolving blades to cut a grass surface to an even height.
A locomotive or engine is a rail transport vehicle that provides the motive power for a train.
Lotus Cars is a British automotive company that manufactures sports cars and racing cars in its headquarters in Hethel, United Kingdom.
The Lotus Exige is a British two-door, two-seat sports car made by Lotus Cars since 2000.
Marine propulsion is the mechanism or system used to generate thrust to move a ship or boat across water.
A marine steam engine is a steam engine that is used to power a ship or boat.
The Messerschmitt KR200, or Kabinenroller (Cabin Scooter), was a three-wheeled bubble car designed by the aircraft engineer Fritz Fend and produced in the factory of the German aircraft manufacturer Messerschmitt from 1955 to 1964.
A microcar is the smallest automobile classification, usually applied to very small cars (smaller than city cars).
A model aircraft is a small sized unmanned aircraft or, in the case of a scale model, a replica of an existing or imaginary aircraft.
A moped is a small motorcycle, generally having a less stringent licensing requirement than motorcycles or automobiles because mopeds typically travel about the same speed as bicycles on public roads.
A motorcycle, often called a bike, motorbike, or cycle, is a two-> or three-wheeled motor vehicle.
The Napier Deltic engine is a British opposed-piston valveless, supercharged uniflow scavenged, two-stroke Diesel engine used in marine and locomotive applications, designed and produced by D. Napier & Son.
The North Atlantic Treaty Organization (NATO; Organisation du Traité de l'Atlantique Nord; OTAN), also called the North Atlantic Alliance, is an intergovernmental military alliance between 29 North American and European countries.
An opposed-piston engine is a reciprocating internal combustion engine in which each cylinder has a piston at both ends, and no cylinder head.
An outboard motor is a propulsion system for boats, consisting of a self-contained unit that includes engine, gearbox and propeller or jet drive, designed to be affixed to the outside of the transom.
A piston is a component of reciprocating engines, reciprocating pumps, gas compressors and pneumatic cylinders, among other similar mechanisms.
A pistonless rotary engine is an internal combustion engine that does not use pistons in the way a reciprocating engine does, but instead uses one or more rotors, sometimes called rotary pistons.
A poppet valve (also called mushroom valve) is a valve typically used to control the timing and quantity of gas or vapour flow into an engine.
Power-to-weight ratio (or specific power or power-to-mass ratio) is a calculation commonly applied to engines and mobile power sources to enable the comparison of one unit or design to another.
In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.
In a vehicle with a pusher configuration (as opposed to a tractor configuration), the propeller(s) are mounted behind their respective engine(s).
The Rolls-Royce Crecy was an unusual British experimental two-stroke, 90-degree, V12, liquid-cooled aero-engine of 1,536 cu.in (26 L) capacity, featuring sleeve valves and direct petrol injection.
The Roots type blower is a positive displacement lobe pump which operates by pumping a fluid with a pair of meshing lobes not unlike a set of stretched gears.
A rotary valve is a type of valve in which the rotation of a passage or passages in a transverse plug regulates the flow of liquid or gas through the attached pipes.
Rotax is the brand name for a range of internal combustion engines developed and manufactured by the Austrian company BRP-Rotax GmbH & Co KG (until 2016 BRP-Powertrain GmbH & Co. KG), in turn owned by the Canadian Bombardier Recreational Products.
Saab Automobile AB was a manufacturer of automobiles that was founded in Sweden in 1945 when its parent company, SAAB AB, began a project to design a small automobile.
Uniflow scavenging In automotive usage, scavenging is the process of pushing exhausted gas-charge out of the cylinder and drawing in a fresh draught of air or fuel/air mixture for the next cycle.
Schnuerle porting is a system to improve efficiency of a valveless two-stroke engine by giving better scavenging.
A scooter (also referred to as a motor scooter to avoid confusion with kick scooter, but not to be confused with a motorized scooter) is a type of motorcycle with a step-through frame and a platform for the rider's feet.
The term six-stroke engine has been applied to a number of alternative internal combustion engine designs that attempt to improve on traditional two-stroke and four-stroke engines.
A snowmobile, also known as a motor sled, motor sledge, or snowmachine, is a motorized vehicle designed for winter travel and recreation on snow.
A spark-ignition engine (SI engine) is an internal combustion engine, generally a petrol engine, where the combustion process of the air-fuel mixture is ignited by a spark from a spark plug.
The split-single (Doppelkolbenmotor to its German and Austrian manufacturers), is a variant on the two-stroke engine with two cylinders sharing a single combustion chamber.
A string trimmer, also called a "weed-whip", "whipper-snipper", "weed-whacker", a "weed eater", a "line trimmer" (in Australia) or a "strimmer" (in the UK and Ireland), is a tool which uses a flexible monofilament line instead of a blade for cutting grass and other plants near objects, or on steep or irregular terrain.
A sump (American English and some parts of Canada: oil pan) is a low space that collects often undesirable liquids such as water or chemicals.
is a Japanese multinational corporation headquartered in Minami-ku, Hamamatsu, that manufactures automobiles, four-wheel drive vehicles, motorcycles, all-terrain vehicles (ATVs), outboard marine engines, wheelchairs and a variety of other small internal combustion engines.
The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.
In thermodynamics, the thermal efficiency (\eta_ \) is a dimensionless performance measure of a device that uses thermal energy, such as an internal combustion engine, a steam turbine or a steam engine, a boiler, furnace, or a refrigerator for example.
A thrust bearing is a particular type of rotary bearing.
A total-loss oiling system is an engine lubrication system whereby oil is introduced into the engine, and then either burned or ejected overboard.
The Trabant is an automobile which was produced from 1957 to 1990 by former East German car manufacturer VEB Sachsenring Automobilwerke Zwickau. Although it is often seen as symbolic of the defunct East Germany and the collapse of the Eastern Bloc in general, it was a sought-after car in East Germany before the fall of the Berlin Wall. The Trabant had a hard plastic body mounted on a one-piece steel chassis (a so-called unibody or monocoque), front-wheel drive, a transverse engine, and independent suspension unusual features at that time. Called "a spark plug with a roof", 3,096,999 Trabants in a number of models were produced over nearly three decades with few significant changes in their basic design. Older models became popular with collectors in the United States due to their low cost and fewer restrictions on the importation of antique cars. The Trabant also gained a following among car tuning and rally racing enthusiasts.
Two-and-four stroke engines are engines that combine elements from both two-stroke and four-stroke engines.
A two-stroke diesel engine is a diesel engine that works in two strokes.
A two-stroke (or two-cycle) engine is a type of internal combustion engine which completes a power cycle with two strokes (up and down movements) of the piston during only one crankshaft revolution.
Two-stroke oil (also referred to as two-cycle oil, 2-cycle oil, 2T oil, 2-stroke oil or petroil) is a special type of motor oil intended for use in crankcase compression two-stroke engines.
The two-stroke power valve system is an improvement to a conventional two-stroke engine that gives a high power output over a wider RPM range.
There are many systems for classifying types of motorcycles, describing how the motorcycles are put to use, or the designer's intent, or some combination of the two.
Ultralight aviation (called microlight aviation in some countries) is the flying of lightweight, 1- or 2-seat fixed-wing aircraft.
An underbone is a motorcycle that uses structural tube framing with an overlay of plastic or non-structural body panels and contrasts with monocoque or unibody designs where pressed steel serves both as the vehicle's structure and bodywork.
Vespa is an Italian brand of scooter manufactured by Piaggio.
The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into rotating motion.
The Wartburg was a car marque manufactured in East Germany.
Wärtsilä is a Finnish corporation which manufactures and services power sources and other equipment in the marine and energy markets.
The Wärtsilä RT-flex96C is a two-stroke turbocharged low-speed diesel engine designed by the Finnish manufacturer Wärtsilä.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
() is a Japanese multinational corporation and conglomerate with a very wide range of products and services, predominantly musical instruments, electronics and power sports equipment.
is a Japanese manufacturer of motorcycles, marine products such as boats and outboard motors, and other motorized products.
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