HI im new to the site and i was wondering if anyone has don this before and if so what would i need.

I have a 1991 v6 and i want to swap in an lt1 and a t56 but i want to run coil on plug with the ls1 ecm so i can tune with hpt. i also wont to eliminate the vats and i hoping to get this swap done by next year around this time. any help would be grate. thanks.