redution pully on 3.4 camaro

Alright sorry i got two threads in a row, just thought of something though, on my racing dodge neon we have a gear reduction pully on the crank, i been looking for one on my 3.4 camaro but no luck so far :banghead:, anyone know where i can buy one, or how much i would gain lose by this:smokin:?

check out www.ftpp.net. They have a crank and alternator pulley set for a good price.