@TylerFluharty Thank you for your input! Regarding the normal map, I've been using Maya's Transfer map function between HP and LP. I haven't really put in any nuts and bolts anywhere. I guess I should, however, if I am to make a showpiece out of this one. You're also right about the specular - it looks a bit like a…
Another thing, for your specular, use all your scratches and such that you'd paint in your diffuse map push them to pretty much 100% white while leaving the other areas considerably darker.