I don't have any personal experience in this area, but I don't think it's something that you need to spend a lot of money on. Kyle Hopf in Qld has a 11 second EA turbo and he is running a humble Holden "Delco" ECU.
Jack Travis, E-Series Acting President
1989 Ford Fairmont Ghia turbo/GL replica (underway)
1994 Eunos 800M
1990 Ford Laser S