J John P Guest Oct 1, 2008 #1 I just got a Mazda RX-8. The instuction manual says that it needs at least 91 octane (premium or supreme). However, I have heard people say that it is safe to put regular gas in it. Is this true?
I just got a Mazda RX-8. The instuction manual says that it needs at least 91 octane (premium or supreme). However, I have heard people say that it is safe to put regular gas in it. Is this true?
