Dissecting Edelbrock Pro-Flo 4 and 4+ EFI Engine Systems

Engine swaps require a lot more than just a crate engine and some go-fast intentions. There is a ton of stuff that has to be factored into the equation in order to get the engine fired up and running right. Which is precisely why the creative minds over at Edelbrock have come out with the Pro-Flo 4 and the Pro-Flo 4+ engine management systems. For those who are unfamiliar with Edelbrock’s creative EFI conversion kits, note that the main difference between the Pro-Flo 4 and the Pro-Flo 4+ is the type of engine you plan on utilizing....

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