fuel line

I got a 1974 FJ40 de-smogged and currently has a regular rubber fuel hose from the fuel pump to the carb laying over the valve cover. I want to replace it with the OEM steel fuel pipe that runs from the fuel pump to the carb for safety. Here is a photo of the original steel fuel line part...

Taking a break from my ignition issues to ask a question about fuel lines. My "75 FJ40" does not have the original engine. (Or Carb :( ) There are 2 fuel hard lines bolted to the chassis rail under my hand. One goes to the fuel filter and on to the fuel pump. The other is in my hand and, up...