Gregg Petersen's Hilborn-injected Chevette. The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor ...

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 ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

What Is A Fuel Injector? The fuel injector is a critical component of the modern automobile, responsible for atomizing and injecting fuel into the combustion chamber. A fuel injector is considered the ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

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 ...