Probably any well stocked auto
body paint store but if you don't have one local check out this link.
http://www.ppg.com/en/Pages/default.aspx

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