An explanation on fuel additives, their benefits and when to use them.

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 ...

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 ...

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 ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

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 ...

What are fuel additives? Do fuel additives really work? Fuel additives can clean fuel injectors, intake valves, pistons, and cylinder heads. What are the active ingredients, and how do they work? This ...