Can someone explain to me like I'm an idiot what I need for this gas tank (which is going in the rear of my '49 3100) to make gas go from it to the engine?

Here's the tank:
http://www.dormanproducts.com/itemdetail.aspx?ProductID=28453&SEName=576-329

I am assuming I will be using the fuel pump on the 235. In that case to I just need a ohm correct sending unit?