http://i50.photobucket.com/albums/f302/SevereSarz/IMG00410-20100917-0230.jpg
My new Hooker 1 3/4" headers, and the flange isnt flat. Should i take them back or have it machined to be flat?
The raised Welded? lips are machined flat so... They would matte to the block fine i assume, but then thered be all that space...