Found one. I will probably install one of these while it apart.
http://www.summitracing.com/parts/cur-95065?seid=srese1&gclid=CKG-lJH0pr0CFVQV7AodVW0AUA

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time