Here is what a lot of the big turbo guys here in my area use.
Here
I'm fixing to do a feature article in my magazine on one of the local guys that has a twin 88mm turbo setup on his EFI BBC and runs 4.40's in the 1/8 in a 3200lb drag radial car. Not sure what this system costs, but most of the guys in those classes run it.



Class III CNC Machinist/Programmer