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 ...

It's a trend we are seeing a lot more of: Even the most dyed-in-the-wool carburetor guys are ditching their mechanical mixers for electronic fuel injection. One recent convert explained his motivation ...

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 ...

In the late 1990s, the automotive industry had great expectations for gasoline (petrol) direct injection (GDI). The technology was heralded as the panacea for fuel economy and emissions, with a ...

The carbureted car and truck era phased out by the early '90s. Carbs are still in use today on a few motorcycles, lawn mowers, and other power equipment, but electronic fuel injection (EFI) is ...