plenty of suppliers out there for under the floor or under the dash brake parts,not many are body specific,,, some need adapting but its not hard at all,,, eci brakes has bracketry,,,master power brake,,butches kool stuff may have brake mounting hard ware,,, southern rods,,,look at summit racing,, or pick up a street rodder or rod and custom magazine,,,if your a good guys member there are advertisements in there,,,worst thing you may have to buy a under the floor brake pedal and mounting bracket or adapt your original,,, i used a pedal and master cylinder kit from master pwoer brake,,,but i ended up making my own mounting bracket,,just like the one supplied,,i made it a different size moved it forward so i didnt have to delete the under floor battery box,,,