Folks, need some input and suggestions. Here is the setup. 71 Dart factory weight, 430 gears, 295/65/15's, 3000 convertor, 440 .30 over, quench pistons, 484 cam, 906 heads, M1, HEI ignition, I live at 5000 alt, raceway is 4000.
Right now I have a 750 vac secondary with Proform main body. 75...