I just realized that I bought the wrong valve covers for my application. I will be running stud girdles, and just realized that I ordered valve covers with baffles in them, and there is no clearance for them (doh!) What I'm curious about is where I can find some valve covers (I like the fabricated look) that have breather holes, but no baffles!
I was looking at these:
How hard would it be to get them drilled for breather holes? Thanks!