Most modern vehicles have multi-port fuel injection (MFI) with a separate fuel injector for each cylinder. This system mixes the fuel and air together right in the intake port for eachengine cylinder ...

QUESTION: What is the difference between throttle-body and a multiport fuel injection? ANSWER: Throttle-body fuel injection is similar to a carburetor-style engine. Fuel injectors are located over an ...

I understand the basics of fuel injection; my Ford F-150 EcoBoost, however, is direct injected. What's the difference? – Jim Traditional multiport fuel-injection systems use an in-tank pump to ...

The power, fuel efficiency, and longevity of an engine will heavily depend on the fuel that’s being delivered. Furthermore, an engine’s efficiency is dependent on a precisely calculated air-to-fuel ...

When the auto manufacturers first introduced their newfangled multiport fuel-injection systems, many hot rodders feared that the days of performance tuning and tweaking were gone. However, nothing was ...

Just about every new vehicle is fuel-injected. (The last carbureted vehicles came off the assembly line in 1990.) Although they’re more expensive to service than carburetors were, fuel injection ...

Everyone knows that electronic fuel injection is great, but messing with computers, wires, a new intake manifold, sensors, and having to program it on a laptop makes dealing with tuning a simple ...

If you go to as many cars shows as I do, you happen to notice the trends and modern technology in our classic vehicles. Modern fuel injection in our classic trucks is one of those trends that simply ...