Ive always ran 93 octane fuel in my 5.0, the problem is the 93 is 10% ethanol.
There is a local fuel station that now carries 91 octane fuel that has 0 enthanol in the fuel. My question is, would you guys continue to run the 93 or would you switch to the 91?
There is a local fuel station that now carries 91 octane fuel that has 0 enthanol in the fuel. My question is, would you guys continue to run the 93 or would you switch to the 91?