Carburetor
Videos
A carburetor is a device used by a gasoline internal combustion engine to control and mix air and fuel entering the engine. The primary method of adding fuel to the intake air is through the Venturi e
Two-barrel downdraft Holley 2280 carburetor
1979 Evinrude Type I side draft carburetor
A - airhorn B - choke plate C - external bowl vent D - choke pull-off E - throttle body and mounting base F - float bowl G - fuel inlet H - idle mixture adjusting screw J - vacuum nipples K - fast-idle cam L - throttle lever M - idle speed adjusting crackscrew N - internal bowl vent
Holley "Visi-Flo" model #1904 carburetors from the 1950s, factory equipped with transparent glass bowls
Fuel injection
Videos
Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by means of a fuel injector. This article focuses on fuel injection in reciprocating pist
Carburetor
…various other components are also used to provide extra fuel or air in specific circumstances. Since the 1990s, carburetors have been largely replaced by fuel injection for cars and trucks, but carburetors are still used by some small engines (e.g. lawnmowers, generators, and concrete mixers), motorcycles, and smaller…
A cutaway model of a petrol direct-injected engine
Air-blast injection system for an 1898 diesel engine
Mechanical port injection system on a 1906 Antoinette 8V engine
1950s Rochester Ramjet mechanical port injection system (on a Chevrolet 283 engine)