Aim for 2 1/2" thick with 4" nose rocker (1/2" thick at tip) and a 1 1/2" tail rocker (~5/8" thick tail). Foil the flow of foam to be 2 1/2" thick at the midpoint a bit forward of the midpoint of the outine.
Have fun and feel free to contact us anytime if you have a question or need anything.