95BOSS302

Im planning on getting gt40 or gt40p cast iron heads and i wanted to know if i port and polish them and get a 3 angle valve job would they flow better than gt40x turbo swirl heads I know there aluminum but i plan on getting a vortech supercharger and i plan on running over 14psi If you have any insite i would appreciate it before i get them this weekend

90lxrider

it can be done if ported and polished rite.....

95BOSS302

thanks man appreciate it im on a budget and im tryin find a\way to build a budget street rod

FullAuto

If you are going to do the work yourself, go for it. If you're paying to have it done, sell them and buy different heads.