Replying to Mounting bindings

i know a bunch of dudes posted this kinda stuff already, but i need to know for me. Im 6ft, like 160 pounds i i just got the 06 teneighty guns (which are awesome) and the scratch 140 ti wb bindings for em. im super pumped, i was just wondering where i should have the binding mounted. im like 30% park 70% big mountain/powder. im considering getting em mounted dead center, but then again im not so sure as to what to do. suggestions would be great. thanks a bunch