how can i feed it

 i have 90 iroc with 5.7 tpi with the 1le plg i have redone all but the motor i would like to keep the tpi but up grade to better intake and runners i have a 1973 small block 400 i would like to make a stroker out of be a 408 or 415  or a 427 but can i feed it with the tpi what heads and cam could i used i have a 3000 stah with a build 700r 373 pos will see action as a street and strip may autocross some i am a old school hotrod who had to let his 1970 camaro go in a divcore i am now get back in would to here what is happen to thirgen who have tried to hotrod a iroc