Originally Posted by
znomit
Drop the pressure until you get pinch flats, then add 10psi.
That's like tighten till it snaps and back off 1/4 turn.
I determined my optimal psi by trial and error. I started high and went for a ride. Over the next few weeks I lowered it until If felt better and then squishy.
Your weight, the tires you pick, the size of the rims and your personal feel. I did the same with my collector car when I went with different size wheels and tires.