20130712_130727

The 3/8" copper tubing that I used is the thick wall high pressure type that is typically used as the high pressure line for air conditioning systems. It is rated to 700PSI and is typically used at 200-300PSI. I am comfortable with using it in my fuel system at 10-15PSI. I purchased this at Lowes. It actually took the best part of 75 feet to replace all of the rubber and steel fuel lines. Not cheap. But it will not rust or degrade with time like steel and rubber will...