> Will be replacing all of the hard brake line tubing in the TR6 race > car. Can anyone respond to the suggestion to use the Cunifer product > which is a DOT approved seamless alloy of copper and nickel? I use it, and like it. But one caution, it does abrade easier than the old terne-plated steel. Make sure it can't rub on anything. http://tinyurl.com/4yc4yf9 Randall