have a 318 poly in a 64 polara 440. it has headers and 3" exhaust,steet cam, electronic iggy, other then that its a stock engine. just picked up a stock dual quad intake for it. thinking quadrajets but realy need some advise here. this is my second car and 1st dual carb set up. so what type & size carb's should i get. any one got a simular set up , up and running? pic of whats on it now.