Jerry, do yourself a huge favor, and spend some more time on the metal lines!!! Flare fittings should be available at the local auto parts store. If not, what do you need?
Get rid of the rubber hoses BEFORE you have a problem.
Jon.
Good carburetion is fuelish hot air The most expensive carburetor is the wrong one you attempt to modify. If you truly believe "one size fits all," try walking a mile in your spouse's shoes! The Carburetor Shop