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 ...

Columbus told us that the Sigmas use oversized injector lines and 16mm plungers instead of the 12mm versions you'd normally find in a Bosch P7100. As engine rpm increases, the window of time you must ...

One aspect of routine car maintenance is making sure your fuel injectors are clean, and there's a few things you can do to ...

In the December ’10 editor’s column titled: Hybrid Power Stroke Injectors, we clued you in on the future power plan for our ’97 Ford F-350 crew cab. With the groundwork laid for supporting bigger ...

The days of electronic fuel injection referred to as Black Magic are over. It has taken hot rodders long enough to figure out carburetion, and with the advent of EFI, the fear of "something new" ...