Hi, I will be removing the heads on my car in the next month or two and fittig new valve seals and head gaskets does anyone have any experience in mild porting of a cylinder heads, prefferably a 16v head. ,as i would like to try to inprove the flow. They will be skimmed before refitting!!! tips on how to, pictures of your heads would be helpfull. here below is what ive been looking at so far Lee