I have to agree with some of what rjdelp7 said. If ANY manufacturer designs a truck motor that requires premium they would be shooting themselves in the foot. Companies with fleets wouldn't buy it, and most average consumers would stay away from it also unless they had money to burn. While I...
Im gonna run the 87 until i get a knock or ping i believe. I feel if the eco ran premium only i doubt they would sell as many as they do. Wish the 5.0 was an option. That would have been awesome. Then i wouldn't even be thinking about octanes lol
Probably been asked before but who here run 87 in their ecoboost? On the 150 forums it seems they all run premium. I thought about using premium but think it might be a waste of money for just riding around with no or very light towing. Less than 1200 pounds. I'm sure not spending 70 cents...
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