if i was spending the money, it would be W9's all the way

http://www.mopar.com/assets/pdf/performance/catalog/Small_Block.pdf

just call shady dell have them ported / prepped

yes you will have to change headers/intake but so what, your results will be way better than what you can do with standard ports.

i wonder how much large port heads would speed you up in the 1/4?