The Stuff if possible will be machined from 6061 aluminum and 356 for cast. some titanium goodies even tiodized if you want them. Still working on the rear brake caliper brackets for std front A Body calipers.
Sheet metal stuff is all about getting a original piece in good condition to look at or even a quality plastic one for diminsions.
So the valance is like this?
http://www.amazon.com/dp/B001GS3L7O/...SIN=B001GS3L7O