Quote Originally Posted by tnt525i
i've seen that done on a marine engine on a friend of mine's boat, never seen it on a street engine before, maybe its strictly for drag racing? the s/c forces air into what is called an aftercoler (same as an intercooler), it then sents compressed air to the inlet side of thecompressor on the turbocharger which goes to an intercooler and then fed to the engine and yeah it produces a huge amount of power, on the marine engine its something like 3000hp per engine and he has two in the boat

There is no aftercooler in this setup, it goes straight from supercharger to the inlet of the turbo, to an intercooler, then to the motor.