on two prototype cars though.......ive seen one real one in my life soo

 

The original Shelby GT 350's were modified,but only a select few had superchargers.If you want to starve your modified 289 keep the 500cfm carb,on the other hand,if you want to hear it sing,strap on that 715 with a solid lifter cam and headers.These carbs were also used on the original AC Cobras that kicked a--