I found this site years ago before my '90 Yota truck was lost to a retaining wall. They have some good resource guides to putting Supra engines in various trucks. Supracharged:
Supracharged.com - The Official Toyota Supra Swap Site - Supra 7MGTE, 2JZGTE conversions and more
P.S. I now have a Supra, and am hell bent on keeping it running strong!