“parts book for a 400hp 318” is it possible with a 1988 tbi 318

is the 318 build up in mopar muscle possible with my 1988 tbi 318 its in a d100 i have included a link to the project artical but im sure most of you have heard of it. its the "parts book for a 400hp 318" what additional things will i need since i have tbi or would i be better of getting another 318