Stainless steel in the tank, brilliant Sproket. If a plane flies upside down that hose in the tank with the brass clunk heads for gravity and the plane keeps flying. On a sled, if your upside down, your not driving anywhere.
Hard pipe to the fuel pump. Hard line to somewhere near the carb ports. Last a short piece of Tygon from hard line to carb.
Damned alcohol, except in my shot glass.