I did this for mounts:
http://www.pirate4x4.com/forum/toyota-truck-4runner/475469-just-some-84-85-3rz-swap-tech.html#post5504591. I used his dimensions and the motor and mounts ended up being a 1/2inch too narrow on my '85 frame, not sure why. I plated the frame with 1/4" on each side and now they're perfect.
I have an MSQ (which is the full tune that will contain the timing map) from MS 3.0 guys. You could open it in tunerstudio and likely extract the timing map. When you get that close - email me... This will be my 4th MS project.
I thought your username was familiar, and it just hit me. Did we swap PMs and then emails over at 4Runners.com?
