total advance ?

It's my guess that if you turn it back enough to get 34-36 with the vaccum hose hooked up, it's going to be way to far retarded, anless you have the vaccum hose hooked to a constant vaccum source. I like to run a total of 36-40 myself. But then I really not a fan of vaccum advances. I'd rather have a dist. set up to be "all in" at 2500 street, 2000 racecar. just my 2 pennys