one quick easy question...
 

how does one turbo a carbureted engine? does the turbo go before or after the carb?

There are "blow through" carbs for turbo/supercharged motors.

Pro Systems - Blow Through Carburetor

Blow-Thru Carburetors

Discussion from a supercharger outfit:

Blow Through Carb Considerations

The other way is a pressurized box for the carb. Older Ford (Paxton and others) systems used that.

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Paxton

You can "draw through" as well, but with gasoline, you now have a pressurized intake system full of air/fuel, and if you drop a valve or have an ignition fubar, you will have a mini version of this:

http://farm3.staticflickr.com/2272/2...7321ee0b_o.jpg