Jeff McKelroy has a good set-up
You gotta blame me for everything Rooster? LOL
This was just brainstorming, with some pieces thrown together. I have since made many improvements, but this should be enough for you to get the idea. It has proven very accurate and durable. I would think you could do the same and still be able to use the OE fuel pump. I know I have some pictures of the finished product, but I will PM those to you if I can find them.