Mick do you have them lashed at the loose end or the tight end?
I have the 60919/original Rhoads in my 462 and I'd like a little more cam to come on at low rpm.
With the hydro my first gear is 3.97 and very deep even with the 2.56 posi.
The ticking grew on my too.
http://www.youtube.com/watch?v=wTaoSj7taKs