01-06-2013, 08:59 PM
econ gauge works off inlet manifold vacuum, if your foot stays steady it will register on the dash; as you boot it the needle drops, on the over run it rises, was a nice gimmick when I was a lad---and the audi drivers felt special about it !!!!!
no stop farting around and go and buy it.
no stop farting around and go and buy it.