More header fab:

Beat to fit.
http://i965.photobucket.com/albums/ae131/strokersix/DSCN3949.jpg

I'll probably clean it up with a file later.
http://i965.photobucket.com/albums/ae131/strokersix/DSCN3952.jpg

Note weld between tubes I can't reach later.
http://i965.photobucket.com/albums/ae131/strokersix/DSCN3951.jpg

http://i965.photobucket.com/albums/ae131/strokersix/DSCN3953.jpg
http://i965.photobucket.com/albums/ae131/strokersix/DSCN3954.jpg

I will purge with argon while final welding. There is some mismatch in the tube fit. This will wash out into a smooth bead if I get the penetration right along with the argon purge. Better if the mismatch wasn't there though.