okay heres the question......

i was told that if you put race gas in your tank that it wont mix with regular gas because it is lighter than.....but i have put it in my car before and have notice the difference in the 2 gasses. so what is the truth with race gas...

also when does it become too much octane?? 104,110,116???

what is good to run on a turbo honda to run 15 psi on a decently built motor?