Fuel Line Choice and size

Got any pictures of this beast? We'd love to see it.
I tend to have an issue with sharing my wares on the Interweb, but here goes nothing. Its a work in progress that hopefully is getting a bump in the butt since i retired a month ago!! Honest critique is always appreciated as is advice from the experienced.

IMG_3337.jpg

IMG_3333.jpg

IMG_3334.jpg

IMG_3336.jpg

IMG_3338.jpg

IMG_3340.jpg