I'D RATHER KEEP THE FRAME STOCK IN CASE I SELL IT TO AN ENTHUSIAST . I'D RATHER CHOP UP THE FLOOR BOARD, I THINK THATS INEVITABLE ANYWAYS IF YOUR GOING TO DO ANY TYPE OF CUSTOMIZING ON THESE DINOSAURS .... THE FLOORS ARE ALWAYS RUSTED OUT LOL. I HAVE 3 56' CHRYSLER IMPERIALS TOO AND ONLY ONE DIDN'T HAVE A RUSTED OUT FLOOR, BECAUSE IT WAS IN MY GRANDFATHERS BARN FOR 30 YEARS.