Conclusion: At least for now I would be in way over my head. :)

yea, I know so little about the systems that this may not be do'able for me. As far as fitting :) I read about one with a GM LS engine so it will probably fit. I once shoved a 454 in an S-10 and more...

Thanks so much for the offer I'm sure I will take you up on it if it becomes a project! I was hoping to use the stock computer to avoid problems in the other modules etc... not sure it would be worth...

I have a 2000 Lincoln LS 3.0 5 Speed. The car is underpowered and being the gearhead that I am.... So I propose to drop a 5.4 DOHC from a Navigator after some engine work cause it can't be stock that...