Rubber lines are made in the same way as braided lines.
Braided fuel line vs rubber.
Hg for 7 16 inch and smaller inside diameter sizes 10 in.
The early aftermarket response to this rubber fuel line degradation was to use braided steel an hose using a chlorinated polyethylene cpe based material that looks like rubber but was at least for a short time resistant to degradation by fuel and oil.
Hg for inch diameter hose.
As it is now i ve replaced about half of these lines with regular naked rubber high quality fuel line.
Found a site that wants 450 550 for hard lines with a corvette filter and compression fittings.
Depending on the rubber line it could withstand.
Rubber lines are best used when your high performance vehicle needs a hose to be routed in a difficult place.
Rubber line hose ends may be swagged or crimped onto the rubber line.
They are also easier to replace if you are out on the track.
I think i spent just 200 for my ls1 braided steel rubber lines with russell fittings and the corvette filter.
If there s a braided fuel line.
No idea how long it would take my lines to rot out though.
Unfortunately changes in fuel blending eventually began to take its toll on this.
I read nhra requires braided steel lines ran along the frame rails.
And i m likely going to replace the rest too.
I had one location where i was concerned about kinking of the line so i inserted a section of hard line into the rubber line to prevent that.
The advantage to rubber lines are that they are cheap the alcohol compliant goodyear line is 4 6 a foot depending on size and very easy to work with.