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 ...

This is not a shootout. It's not called a shootout, it wasn't conducted like a shootout, and there is no winner. What we've done is put four Chevy multipoint injection (MPI) manifolds through a dyno ...

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 ...