Originally Posted By 65pacecar
Has anyone tried the Synthetic version of DOT 3? I assume it doesn't destroy paint like the old stuff. I have used Dot 5 in a recent build, is the DOT 3 Synthetic a better route for the old cars, or does it make much difference vs. Dot 5?

I put DOT 3 syntetic in my '89 Diplomat (if you consider that older car) without realizing it was synthetic until it was too late. No problems whatsoever.

Facts are stubborn things.