8-71 blower supercharger rotors

THIS IS A PAIR OF VERY WELL USED 8-71 BLOWER ROTORS. THEY AREN'T IN GOOD SHAPE, BUT IF YOU HAVE A LATHE YOU CAN SHORTEN THEM AND GET RID OF MOST OF THE BAD END, AND USE THEN IN A 6-71 BLOWER AS THEY ARE ON THE FREE END, NOT THE DRIVEN END.