octane rating and engine performance
In Texas, the minimum octane rating is 87. On a recent trip to Glacier, I noticed a lot of the fuel in states like CO, WY and MT, the octane was 85, and you had to buy the mid-grade to get 87 and abov...
Forum Discussion
I understand all that, I also know that knock sensors and related precautions are still utilized for protection from low octane fuel. If injection and turbo systems were capable of completely eliminating knock, we wouldn't even be having this discussion and Ford would say run whatever you want for fuel.
