Interior parts

HI EVERY ONE!! JUST BOUGHT A '66 MALIBU. LOOKING FORWARD TO HAVING LOTS OF FUN. CAR WAS MOSTLY A RACE CAR. GOING TO MAKE IT MORE STREETABLE. I HAVE LEARNED THE FIRST MAJOR HURDLE IS LOCATING A COMPLETE REAR SEAT ASSEMBLY MINE WAS DISCARDED TO INSTALL A ROLL BAR. ANY HELP WOULD BE GREATLY APPRECIATED!!:thumbsup: