1966 Barracuda help!!

11300014 Sales order number

BP29= 2 door hardtop

P4X= Black Vinyl interior

SS1=Soft yellow paint

B=? maybe top inside of door color black

Below the alphabet is
31= 273 2barrel
5= auto trans

I used the following web page for this information
http://earlyvaliant.org/tech/tag.htm