e85 on the street??

i just had my carb done,and that was it,my 71 dodge dart 440,runs 6.40s in the 1/8 mile.and im from st.louis too,,unlike race gas u can let it sit in your carb or tank for a long time,which you cant,and have to treat it like alky,i like it work good and runs cooler,and beets buys 8.00 a gal for racing gas when i can spend 3.19 a gal