When I had my 6 I had headers and the dui dizzy and I felt like I was going to crap my pants. You should check out the ford6forum for more info.
1967 coupe I6,Dui dizzy,front disc,first car. 08/17/07-06/27/09 =(
1970 Fastback 5.0 efi hydr clutch.to be my DD. 8/9/10-11/26/13 =(
1969 Fastback project hardfind 12/14/13
08 focus 2dr coupe dd
If you can afford a new car you can afford a classic car.