mkiii engine swap

I have a 1990 with a 7mge with an amazing interior and virtually no body damage but the cars been sitting for a long time and has a seized engine. I've been looking around to see what the best bet would be and I've found that swapping a 2jz (or 1jz) is actually a pretty viable alternative since...

ok guys as you know i parted out my 90 supra 7mgte. :( and it killed me. but i found a white 86.5 thats white too for like 800 bucks. I was thinking about doing a 1jz swap because my buddy has one for sale. I wasnt sure how much it would be to do the swap or what i would need exactly. I wanna...