Originally Posted by
WhyFi
Yup. On my old Assaults (17mm int width), I didn't like going below ~70psi on 28mm/~65psi on 30mm tires. With 28s on the Zipps (23mm int width), I've never had that uneasy squirm in the corners, and that's even when letting the tires run down in to the low 50s (I assume; I inflate to ~60psi and will sometimes often go close to a week without topping them off again).
My Enves are 25 mm internal, I remember them feeling squishy and not precise when I got them and went through finding the right pressure. Don't remember what it took.