Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of a fuel injector. This article focuses on fuel injection in reciprocating
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)
Indirect injection in an internal combustion engine is fuel injection where fuel is not directly injected into the combustion chamber.
Acro-type injection system, the predecessor of the Lanova, also designed by Franz Lang