head gasket question...which one??

im running edelbrock aluminum heads in my 318 board .40 over...what head gasket do i need??

a .028 will get me higher compression but i head someone on hear say a .040 will get me ideal quench...im willing to go with the .40 because there more material mybe prevent a failer down the road..

so wjat im asking is can someone send me a link from summit...??im confused because there are so many fel pro gaskets on there im not sure which ones to get thanks fabo:burnout: