8.25 rebuild - Any tech advice?

cool, and i will tell you i havent talked to too many guys that now much of anything about the 8.25 rebuild. but im with you on under engineering.. im sure i will find the weakest link in the 8.25 at some point, then will see if i can make is stonger.
i did read in stock form, the 27 spline suregrip unit can hold up to 500 crank hp...