Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants it to. When deposits build up, injector fuel flow can decrease and ...

This overview illustration will help you place many of the different sensors used in a multipoint fuel-injection (MPFI) engine such as a 5.0L Ford or GM tuned-port-injection (TPI) 305 or 350. One ...

The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor intended, to be run on the street. All of these ...

Your fuel pump pushes fuel from your gas tank through your fuel lines to your engine. Then, your fuel injectors are responsible for spraying just the right amount of gas into your combustion chambers ...