So you basically want to take the cutlass shell and turn it into a street legal drag car? Performance isn't my area of expertise, so maybe others here can help you better than I can. However, I will still offer my
If you want to build a car purely for performance, you are better off looking at your budget and seeing how effectively you can use it.
just the engine can easily set you back $10,000.00
$3,000.00+ for the trans
$3,000.00+ for the rear
$4,000.00+ for suspension
$3,000.00+ for street legal exhaust
$1,000.00+ for the wiring
$2,000.00+ for the steering
$4,000.00+ for brakes
And this is just for basic performance parts, never mind labor, as you are apparently very new to this. If you are looking for serious performance, you will probably want to upgrade the chassis as well.
Starting completely from scratch will be very expensive up front, especially if you are not experienced and able to do the work yourself. depending on what you are starting with, you might be better off slowly improving what you already have. gain a little experience, learn your way around a car, build connections, and spend the money as it becomes available, and you don't have to wait several years before you can start to enjoy the car.